3 years ago

1. Roots, y-intercepts, and zeroes all have the same meaning? A. True B. False

Mathematics

1 answer:

Nadusha1986 [10]3 years ago

7 0

Answer:

Step-by-step explanation:

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The slope of a line is 2/3. What is the slope of a line that is perpendicular to this line?

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Answer:

-3/2

Step-by-step explanation:

The slope of the perpendicular line is the negative reciprocal. This means you change the sign of the slope to its opposite.

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Step-by-step explanation:

$\frac{360 - 2(x + 30)}{2} = x \\ 360 - 2x - 60 = 2x \\ 300 - 4x = 0 \\ 4x = 300 \\ x = 300 \div 4 = 75$

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3 years ago

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The perimeter of a rectangle is 46in and the diagonal is 17 in

dmitriy555 [2]

Answer + explaination

p=2*(L+l)=46

L+l=46:2

L+l=23

(L+l)^2=529

(L^2+l^2)+2l*L=529

D= V L^2+l^2= 17

L^2+l^2=289

so 289+2l*L=529

2l*L=529-289=240

l*L=240:2

A=120

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3 years ago

Find f(-2) when f(t) = -2t + 3 A) -7 B) -1 C) 1 D) 7

Lady bird [3.3K]

Answer: -1

Step-by-step explanation:

f(t) = -2t + 3

f(-2) = -2 x -2 + 3 [ substituting the value]

f(-2) = -4 + 3

f(-2) = -1

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3 years ago

Two cards are chosen at random without replacement from a well-shuffled pack. what is the probability that the second card drawn

frosja888 [35]

Having drawn one king, there are 3 kings remaining and a total of 51 cards. Therefore the probability of drawing another king is 3/51 = 1/17.

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