Quiz about CBA #5 Review

Question 1

What is the equation of the line that is parallel to the line 3x + 4y = 2 and passes through the point (4,-1)?

Accepted Answer

y = - $$\frac{3}{4}$$ x + 2

Answer

y = - $$\frac{3}{4}$$ x - 1

Answer

y = $$\frac{4}{3}$$ x - 1

Answer

y = $$\frac{4}{3}$$ x + 2

Question 2

Which of these represents SLOPE-INTERCEPT form of a linear equation?

Accepted Answer

y = mx + b

Answer

y - y₁ = m(x - x₁)

Answer

Ax + By = C

Question 3

What is the equation of the line shown?

Accepted Answer

x=5

Answer

y=5

Answer

y=5x

Answer

x=-5

Question 4

What is the equation of the line shown?

Accepted Answer

y=3

Answer

y=3x

Answer

x=3

Answer

y=-3

Question 5

Find the slope of the line.

Accepted Answer

0

Answer

Undefined

Answer

1

Answer

-1

Question 6

^{Rewrite the following equation in}^STANDARD^form:

^{y = -1/2x + 2}

Accepted Answer

x + 2y = 4

Answer

x - 2y = 4

Answer

1/2x - y = 2

Answer

-x + 2y = 2

Question 7

What would be the slope of a line perpendicular to the line y = 2x - 7?

Accepted Answer

-1/2

Answer

-2

Answer

1/2

Answer

2

Question 8

Given:

y = 3x + 2

y = 3x - 3

These two lines are...

Accepted Answer

Parallel

Answer

Perpendicular

Answer

Neither

Answer

The same line

Question 9

Slopes of perpendicular lines are...

Accepted Answer

opposite reciprocals

Answer

opposites

Answer

identical

Answer

reciprocals

Question 10

Slopes of parallel lines are...

Accepted Answer

identical

Answer

opposite reciprocals

Answer

opposites

Answer

reciprocals

Question 11

What slope is perpendicular to:
m = 5/8

Accepted Answer

-8/5

Answer

-5/8

Answer

5/8

Answer

8/5

Question 12

What slope is parallel to:

m = 4

Accepted Answer

4

Answer

-1/4

Answer

-4

Answer

1/4

Question 13

Determine the equation of a line perpendicular to y=-3x-2 and going through the point (9, 2), in slope-intercept form.

Accepted Answer

$$y=\frac{1}{3}x-1$$

Answer

$$y=\frac{1}{3}x-3$$

Answer

$$y=-\frac{1}{3}x-9$$

Answer

$$y=-3x-9$$

Question 14

y = 6x + 2
y = -6x + 2
These lines are...

Accepted Answer

Neither

Answer

Parallel

Answer

Perpendicular

Question 15

The standard form for a linear equation is

Accepted Answer

$$ax\ +\ by\ =\ c$$

Answer

$$y\ =\ mx\ +\ b$$

Answer

$$a^2\ +\ b^2\ =\ c^2$$

Answer

$$y\ =\ ab^x$$

Question 16

Convert to Standard Form.
$$y=\frac{3}{5}x-7$$

Accepted Answer

$$3x-5y=35$$

Answer

$$3x-5y=-7$$

Answer

$$15x-5y=35$$

Answer

$$3x+5y=-35$$

Question 17

Convert to Standard Form: $$y=\frac{7}{3}x-11$$

Accepted Answer

$$7x-3y=33$$

Answer

$$21x-3y=33$$

Answer

$$7x-3y=-33$$

Answer

$$7x+3y=-33$$

Question 18

Convert to Standard Form. $$y+4=\frac{1}{2}\left(x-12\right)$$

Accepted Answer

$$x-2y=20$$

Answer

$$2x+2y=-20$$

Answer

$$x+2y=-20$$

Answer

$$2x-2y=20$$

CBA #5 Review

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