Free Printable Let's Revise (1-5)

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Let's Revise (1-5)

Total questions: 22

Worksheet time: 43mins

Name

Class

Date

The next term of an AP $\sqrt{7}$ , $\sqrt{28}$ , $\sqrt{63}$ ,......is

$\sqrt{70}$

$\sqrt{84}$

$\sqrt{98}$

$\sqrt{112}$

If the nth term of an AP is (2n+1) then the sum of its first three terms is

6n+3

The sum of first 'n' terms of an AP is (3n²+6n). The common difference of the AP is ______

-3

Which term of an AP 72, 63, 54, ...... is 0 ?

8^th

9^th

10^th

11^th

The sum of first 20 odd natural numbers is

100

210

400

420

Solve the equation by factoring.

x = {3,8}

x = {-3,8}

x = {3,-8}

x = {-3,-8}

How many solutions can a quadratic equation have?

1 solution

3 solutions

0 solutions

2 solutions

What are the zeros of this graph?

x = {-4, 2}

(-4, 0 ) and (2, 0)

x = {-1, 0}

(-1, 9 ) and (0, -8)

Determine the values of a, b, and c for

the quadratic equation:

4x² – 8x = 3

a = 4, b = -8, c = 3

a = 4, b =-8, c =-3

a = 4, b = 8, c = 3

a = 4, b = 8, c = -3

10.

If the discriminant is greater than zero, the equation has

1 solution

2 solutions

no solutions

11.

The equation y = 3x + 5 has _____

A unique solution

Only two solutions

Three solutions

Infinitely many solutions

12.

Graphically, the pair of equations 6x – 3y + 10 = 0 , 2x – y + 9 = 0 represents two lines which are

intersecting at exactly one point

intersecting at exactly two points.

coincident.

parallel.

13.

The value of c for which the pair of equations cx – y = 2 and 6x – 2y = 3 will have infinitely many solutions is

– 3

–12

no value

14.

If 2x+3y = 12 and 3x-2y=5 then

x = 2, y = 3

x = 2, y = -3

x = 3, y = 2

x = 3, y = -2

15.

If the system of equations 3x + y = 1 and (2k-1)x + (k - 1)y = 2k+1 is inconsistent, then k = ________

-1

16.

The number
0.211211121111211111..... is a _____

terminating decimal

non-terminating repeating decimal

non-terminating and non-repeating decimal

none of the above

17.

HCF of 48 and 120 is ______

18.

If H.C.F (306,657) = 9, then LCM (306,657) is

657

22338

43214

23526

19.

If one zero of the quadratic polynomial x² + 3x + k is 2, then the value of k is

–10

– 5

20.

A quadratic polynomial, whose zeroes are –3 and 4, is

x² – x + 12

x² + x + 12

x² –+x –12

x² - x – 12

21.

If roots of equation 2x²+ 5x + k are reciprocal to each other ,then k is

5/2

−5/2

−2

22.

If (7x + 4) is a factor of some polynomial function, then 4/7 is a zero of the function.

True

False

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Let's Revise (1-5)

Total questions: 22

Worksheet time: 43mins

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