3 years ago

What is the slope of a line that is perpendicular to the line y = -1/2 x + 5?

1 answer:

8 0

The answer is D. 2

The slope of this line is -1/2
Two lines are perpendicular when multiplying their slopes = -1

The only answer that gives this is D:
(-1/2) * 2 = -1

You might be interested in

Write the slope-intercept form of the equation of the line through the given point and slope.

Mandarinka [93]

Answer:

y=-4x+1

Step-by-step explanation:

Graph (1,-3)

Go down 4 over one/ up left one

Get y-intercept

Then BOOM you got it

8 0

3 years ago

Find the value of the following expression:

Greeley [361]

Answer:

Step-by-step explanation:

Expression: <em>(2⁸ ⋅ 5⁻⁵ ⋅ 19⁰)⁻² ⋅ (5⁻²/2³)⁴ ⋅ 2²⁸</em>

Inner-most powers: 2⁻¹⁶ • 5¹⁰ • 1 • 5⁻⁸/2¹² • 2²⁸

Combine like terms: 2¹² • 5²/2¹²

Cancel out: 5²

Solve: 25

6 0

4 years ago

In 2015, the population of the United States was about 320 million people. About 7 out of 10 Americans live in urban areas. How

Kay [80]

224million is the correct answer.
7/10 of 320,000,000 is 224,000,000

7 0

3 years ago

In theoretical probability, what does it mean when the question asks ‘at least’, for example what is the probability of getting

klio [65]

Answer:

Step-by-step explanation:

It means that you will a 2 or a 3 or a 4 or a 5 or 6.

All of these are permitted.

So the probability of getting at least a 2 is 5/6.

5 0

3 years ago

A rectangle has length (3x+2) and width (2x+1) .

liubo4ka [24]

Answer:

B.) 6x² + 7x + 2

Step-by-step explanation:

(3x + 2) ( 2x + 1)

6x² + 3x + 4x + 2

8 0

3 years ago