1. Remove parentheses
-3x^2 + x^4 + x + 2x^4 - 7 + 4x
2. Collect like terms
-3x^2 + (x^4 + 2x^4) + (x + 4x) - 7
3. Simplify
-3x^2 + 3x^4 + 5x - 7
Answer:
x = 36
y = 37.95
Step-by-step explanation:
By geometric mean property:
By Pythagoras Theorem:

Answer:

<h3>The rate of change is <u>29/5</u>.</h3>
Answer:
(b – 8)(b + 4)
Step-by-step explanation:
The signs of the binomial constants must be different in order for their product to be -32.
The one with the larger magnitude must be negative in order for their sum to be -4. The only viable choice is (b -8)(b +4).