4 years ago

What is the value of f(x) = 9x when x = -2?

Mathematics

1 answer:

Travka [436]4 years ago

6 0

X=-18 you get this when plugging the x value into the equation

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3. Using the Pythagorean Theorem, find the length of a leg of a right triangle if the other leg 8ft long and the hypotenuse is 1

Kisachek [45]

10 squared minus 8 squared.

=36

square root 36= 6

3 0

3 years ago

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5 1/2 to improper fraction

Rudik [331]

Answer:

$5 \frac{1}{2} = \frac{(5 \times 2) + 1}{2} = \frac{11}{2}$

So the answer is 11/2 .

3 0

3 years ago

Estimate 1 7/8 - 1 1/2

Butoxors [25]

The answer is 3/8

I hope this helps!

7 0

4 years ago

Read 2 more answers

Need help on this!

densk [106]

Answer:

125°

Step-by-step explanation:

A triangle is 180°. You already have 2 angle measures given.

30° + 25° = 55° 180° - 55° = 125°

Angle y is an obtuse angle, an angle measure greater than 90°.

4 0

3 years ago

Need help with this question

posledela

Answer:

QR = 82.38 to nearest hundredth.

Step-by-step explanation:

As they are similar corresponding sides are in the same ratio.

So MN / QR = LM / QR

13/51 = 21/ QR

`3QR = 51*21

QR = 51*21/13

QR = 82.38

4 0

3 years ago