Quiz about Unit 1 Test Review

Question 1

The number or expression inside a radical symbol.

Accepted Answer

radicand

Answer

index

Answer

rational expression

Answer

radical

Question 2

Number 1 represents . . .

Accepted Answer

Index

Answer

Radicand

Answer

Root

Answer

Radical

Question 3

Number 2 represents . . .

Accepted Answer

Radical

Answer

Radicand

Answer

Root

Answer

Index

Question 4

Number 4 represents . . .

Accepted Answer

Radicand

Answer

Root

Answer

Index

Answer

Radical

Question 5

Question 5.

Accepted Answer

B

Answer

A

Answer

C

Answer

D

Question 6

Reduce $$\sqrt{252}$$ to its simplest form

Accepted Answer

$$6\sqrt{7}$$

Answer

$$\sqrt{252}$$

Answer

$$2\sqrt{63}$$

Answer

$$3\sqrt{28}$$

Question 7

What would be the first step in solving the equation $$\sqrt{4x}=8$$

Accepted Answer

square both sides of the equation

Answer

take the square root of both sides

Answer

divide both sides by 4

Answer

multiply both sides by 8

Question 8

Simplify. $$\sqrt{45x^2y^5z^8}$$

Accepted Answer

$$3xy^2z^4\sqrt{5y}$$

Answer

$$9xy^2z^4\sqrt{5y}$$

Answer

$$3x^2y^5z^8\sqrt{5}$$

Answer

$$3xy^2z^4\sqrt{5xy^3z^4}$$

Question 9

Simplify $$\sqrt{40}$$

Accepted Answer

$$2\sqrt{10}$$

Answer

$$4\sqrt{10}$$

Answer

$$2\sqrt{20}$$

Answer

$$2\sqrt{5}$$

Question 10

68 cm = ___________ mm

Accepted Answer

680

Answer

0.68

Answer

6.8

Answer

68

Question 11

240 cm = ___________ m

Accepted Answer

2.4

Answer

2400

Answer

24

Answer

0.24

Question 12

Which unit is the smallest?

Accepted Answer

mm

Answer

km

Answer

m

Answer

cm

Question 13

How many inches are in a foot?

Accepted Answer

12

Answer

36

Answer

100

Answer

6

Question 14

You know that 12 inches = 1 foot.  Convert 60 inches to feet.

Accepted Answer

5 feet

Answer

720 feet

Answer

5 inches

Answer

72 feet

Question 15

You know 1000 mg = 1 g.  Convert 2.5 grams into milligrams.

Accepted Answer

2500 mg

Answer

25 mg

Answer

25,000 mg

Answer

250 mg

Question 16

How many inches are in 1 mile? (5280ft = 1mi; 12in = 1ft)

Accepted Answer

63360in

Answer

66330in

Answer

63660in

Answer

63066in

Question 17

If 1 in = 2.54 cm how many centimeters is 11 inches?

Accepted Answer

27.94

Answer

4.33

Answer

.23

Answer

12

Question 18

The Olympic record for the high jump is just over 2.6 yards. What is that distance in feet?  (3 ft=1 yd)

Accepted Answer

7.8 ft

Answer

0.867 ft

Answer

8.07 ft

Answer

8.27 ft

Question 19

How many in. are in 18 ft?

Accepted Answer

216 in.

Answer

1.5 in.

Answer

6 in.

Answer

54 in.

Question 20

How many sec are in 19 mins?

Accepted Answer

1140 secs

Answer

0.3 secs

Answer

570 secs

Answer

0.6 secs

Question 21

How many gallons are in 64 quarts?

Accepted Answer

16gal

Answer

.25gal

Answer

.75gal

Answer

1.5gal

Question 22

A passenger jet has a speed of 900. km/hr.

What is its speed in m/s?

Accepted Answer

250. m/s

Answer

324 m/s

Answer

1.50 x 10² m/s

Answer

2.50 x 10³ m/s

Question 23

The length of a desk is 3.5 feet. How many centimeters is the length?

Accepted Answer

110 cm

Answer

106.68 cm

Answer

106 cm

Answer

42 cm

Question 24

32,190 inches/year to yards/day

Accepted Answer

2.450 yards/day

Answer

88.19 yards/day

Answer

7.334 yards/day

Answer

2.400 yards/day

Question 25

Put in Standard Form.
12 - 3x³ - 10x - x²

Accepted Answer

- 3x³ - x² - 10x + 12

Answer

3x³ - x² + 10x + 12

Answer

12 - 3x³ - 10x - x²It is in Standard Form.

Answer

12 - 10x - 3x³ - x²

Question 26

Which one is written in Standard form

Accepted Answer

2a2 + 9

Answer

4 + 5b3

Answer

4n³ - n + 6n²

Answer

2h⁵ - 5h³ - 8 + 3h

Question 27

(x + 5)²
Hint: take (x + 5) times (x + 5)

Accepted Answer

x² + 10x + 25

Answer

x2 + 25

Answer

x² + 10 x + 10

Answer

x2 + 10

Question 28

Mult (2x + 3)(3x + 4)

Accepted Answer

6x² + 17x + 12

Answer

6x² + 17x + 7

Answer

6x² + 8x + 12

Answer

6x² + 9x + 12

Question 29

-6x(x² - 7x)

Accepted Answer

-6x³ + 42x²

Answer

-6x³ - 42x²

Question 30

5x(4x³ + 8)

Accepted Answer

20x⁴ + 40x

Answer

9x⁴ + 40x

Question 31

Simplify the expression.
-3x²( 7x²- x + 4)

Accepted Answer

-21x⁴ + 3x³ -12x²

Answer

7x² - x + 4 (-3x²)

Answer

21x⁴+ 3x³+ 12x²

Answer

-12x²+ 3x³-21x⁴

Question 32

Simplify each expression.
(4n⁴ - 8n + 4) - (8n² + 4n⁴ + 1)

Accepted Answer

-8n² - 8n + 3

Answer

-7n² - 8n + 3

Answer

-6n²- 8n + 3

Answer

-7n² - 4n + 3

Question 33

Find the sum.
(2x² + 5x - 7) + ( 3 - 4x² + 6x)

Accepted Answer

-2x² + 11x -4

Answer

2x²+ 3x +1

Answer

-2x²- 11x -4

Answer

2x² + 5x -7

Question 34

Classify the following polynomial

Accepted Answer

constant monomial

Answer

linear monomial

Answer

a number

Question 35

Classify the following polynomial

Accepted Answer

cubic binomial

Answer

quadratic trinomial

Question 36

Classify the following polynomial

Accepted Answer

quartic trinomial

Answer

quartic quadratic trinomial

Answer

quartic polynomial

Answer

quadratic trinomial

Question 37

Classify by number of terms:
12

Accepted Answer

Monomial

Answer

Binomial

Answer

Trinomial

Answer

4-Term Polynomial

Question 38

What is the standard form of the polynomial,
7x - 125 - 6x⁴ + 14x²

Accepted Answer

-6x⁴+ 14x² + 7x - 125

Answer

125 + 7x - 14x² +6x⁴

Answer

6x⁴ -14x² - 7x +125

Answer

125 + 14x² + 7x - 6x⁴

Question 39

What is the standard form of the polynomial,
9x² + 5x + 27 + 2x³

Accepted Answer

2x³ + 9x² + 5x + 27

Answer

27 + 5x + 9x² + 2x³

Answer

9x² + 5x + 2x³ + 27

Answer

9x² + 5x + 27 + 2x³

Question 40

Add the polynomials.
(2x + 5y) + (3x - 2y)

Accepted Answer

5x + 3y

Answer

3x + 5y

Answer

5x + 7y

Answer

7xy + 1xy

Question 41

(x³-x²+4) - (3x³-2x²+3)

Accepted Answer

-2x³+x²+1

Answer

-2x³-3x²+7

Answer

2x³-3x³-1

Answer

4x³-3x²+7

Question 42

Simplify:

5(3x+2)

Accepted Answer

15x+10

Answer

3x+10

Answer

15x-10

Answer

3x-10

Question 43

(x +2)(x + 3)

Accepted Answer

x² + 5x + 6

Answer

x² + x + 6

Answer

x² + 5x + 5

Answer

x² + 6x + 6

Question 44

(2x - 1)(x + 2)

Accepted Answer

2x² + 3x - 2

Answer

2x² - 5x - 2

Answer

2x² + 3x + 2

Answer

2x² - 5x + 2

Question 45

What is the correct name of the following:
3xy + 4x + 5y + 6

Accepted Answer

polynomial

Answer

monomial

Answer

binomial

Answer

trinomial

Question 46

Put in Standard Form.
12 - 3x³ - 10x - x²

Accepted Answer

- 3x³ - x² - 10x + 12

Answer

3x³ - x² + 10x + 12

Answer

12 - 3x³ - 10x - x²It is in Standard Form.

Answer

12 - 10x - 3x³ - x²

Question 47

Which of the following is a 3^rd degree trinomial?

Accepted Answer

8x - x² + 4x³

Answer

5 - 4x⁵+ x

Answer

6x³ - 7 + 3x⁴

Answer

9x² + 3x²y

Question 48

(5x+2)(x²-3x+6)

Accepted Answer

5x³ - 13x² + 24x +12

Answer

5x³- 17x²+24x +12

Answer

5x³+ 17x² - 24x +12

Answer

5x³ +13x² - 24x - 12

Question 49

Find the product.
(x + 7)²

Accepted Answer

x² + 14x + 49

Answer

x²+ 7x + 7x + 49

Answer

x²+ 7x + 7

Answer

7x²+ x + 7

Question 50

(x+10)(x-10)

Accepted Answer

x2 - 100

Answer

x2 + 100

Answer

x² + 20x - 100

Answer

x² -20x + 100

Question 51

Simplify the expression.
-3x²( 7x²- x + 4)

Accepted Answer

-21x⁴ + 3x³ -12x²

Answer

7x² - x + 4 (-3x²)

Answer

21x⁴+ 3x³+ 12x²

Answer

-12x²+ 3x³-21x⁴

Question 52

Simplify: (-5a³)² (3a⁶b)²

Accepted Answer

225a¹⁸b²

Answer

60a¹⁸b²

Answer

-225a¹³b²

Answer

-60a¹⁷b²

Question 53

Add or Subtract to Simplify:
(5x + x² - 4) - (4x - x² + 6)

Accepted Answer

2x² + x - 10

Answer

2x² + x + 2

Answer

x + 2

Answer

x - 10

Question 54

Add or Subtract to Simplify:
(4x²+ x) - (x²+ 2x)

Accepted Answer

3x2 - x

Answer

4x2 + 2x

Answer

3x2 + 3x

Answer

3x2 + 2x

Question 55

Find the sum.
(3y² + y³ - 5) + (4y² -4y + 2y³ + 8)

Accepted Answer

3y³+ 7y²- 4y + 3

Answer

4y² + 3y³ - y + 3

Answer

-y⁴ + 2y³-y - 4

Answer

4y³+ 3y²-3y + 1

Question 56

Put in Standard Form.
12 - 3x³ - 10x - x²

Accepted Answer

- 3x³ - x² - 10x + 12

Answer

3x³ - x² + 10x + 12

Answer

12 - 3x³ - 10x - x²It is in Standard Form.

Answer

12 - 10x - 3x³ - x²

Question 57

What is the correct name of the following:
3xy + 4x + 5y + 6

Accepted Answer

polynomial

Answer

monomial

Answer

binomial

Answer

trinomial

Question 58

How ready are you for the test?

Accepted Answer

I could take it right now!

Answer

We have a test?

Answer

I could pass it if I took it right now.

Answer

I'm not prepared at all.

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