Answer: f(x) < 0 over the intervals (–infinity, –2.7) and
(–1, 0.8).
Step-by-step explanation:
I got it right
Answer: ![5x + 2y + z](https://tex.z-dn.net/?f=5x%20%2B%202y%20%2B%20z)
Step-by-step explanation:
We will <em>collect like terms</em>, then we will add each variable up through addition and subtraction (simplify).
<u>Step 1</u><u>: Collect like terms.</u>
![(3x + 2x) + (-y + 3y) + (2z - z)](https://tex.z-dn.net/?f=%283x%20%2B%202x%29%20%2B%20%28-y%20%2B%203y%29%20%2B%20%282z%20-%20z%29)
<u>Step 2</u><u>: Simplify the expression.</u>
![5x + 2y + z](https://tex.z-dn.net/?f=5x%20%2B%202y%20%2B%20z)
~I hope I helped you :)~
Answer:
Step-by-step explanation:
Answer:
X2 +(-6.5) = 42.5
x = 7 or -7
Step-by-step explanation:
x2 + (-6.5) = 42.5
x2 = 49
x = 7 or -7
Answer:
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8) I got x=1
Step-by-step explanation:
So sorry if that is wrong