Answer:
x^4 -2x^2 -24
Step-by-step explanation:
(x^2+4)(x^2−6)
FOIL
First: x^2*x^2 = x^4
Outer: x^2 *-6 = -6x^2
Inner: x^2 *4 = 4x^2
Last: 4*-6 = -24
Add them together
x^4 -6x^2 +4x^2 -24
Combine like terms
x^4 -2x^2 -24
This is in standard form since the powers decrease
You’re answer is c.49
i didn’t have to estimate because 21 times 49 gives you 1,029
Hope this is helpful!!!
Answer: 1. Correct, 2. Incorrect 90° angle not 80° angle answer is 50, 3. Is correct, 4. Is correct
Step-by-step explanation:
Answer:
40 chocolates
Step-by-step explanation:
30% *C=12
0.3*C=12
C=40
It depends on what is the width of framing and do we want to place it on painting or not but basically it is the circuit
Circuit = 2*71cm + 2*75cm=2*(71cm+75cm)=2*146cm=292cm
Answer:. U need 292cm of framing (at least).
