Answer: D
<u>Step-by-step explanation:</u>
f(x) = 2x² - x + 5
f(-3) = 2(-3)² - (-3) + 5
= 2(9) + 3 + 5
= 18 + 3 + 5
= 26
Answer:
x + y <u>></u> 15
10x + 5y <u><</u> 100
we will put it in terms of y
y <u>></u> 15 - x
and
5y <u><</u> 100 - 10x
y <u><</u> 20 - 2x
<u>-TheUnknownScientist</u>
Answer:
Step-by-step explanation:

In this situation a = 1, b = 2

1 + 4 = 
5 = 
c = 
This is an important mathematical theorem to know. It's called the Pythagorean Theorem.
Answer included, round as you need
Answer: x⁶︎+1 or 2⁶︎
Step-by-step explanation: you add the exponents and because x technically has a 1 in front of it, you add 1+1 and end up with 2⁶︎