3 years ago

A triangle has sides measuring 8 inches and 12 inches. If x represents the

Mathematics

2 answers:

Anastasy [175]3 years ago

4 0

Answer:

Step-by-step explanation:

it is

Kay [80]3 years ago

3 0

Answer: C

Step-by-step explanation:

8+12=20 so it has to be less then 20, and 12-8=4, so it has to be more then 4, so the only answer that makes sense is 4<x<20

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makhi has 1,500 pennies jazym has ten more pennies than Makhi jazm decides to give st judes 49,999 pennies how many pennies does

kkurt [141]

Answer:

-48489 pennies

Step-by-step explanation:

This person is in a huge amount of debt. Probably had to pull out a loan. Add 10 to 1500 and then take 1510-49999.

5 0

3 years ago

Let f(x) = x2 - 16. Find f-1(x).

Arisa [49]

$f(x)=x^2-16$

To find $f^{-1}(x)$ , (the inverse of the function) you need to first replace the f(x) with y...
$y=x^2-16$
Then switch the x and the y.
$x=y^2-16$
Solve for y.
$x+16=y^2$
Take the square root of each side...
$\boxed{y=\pm\sqrt{x+16}}$