Answer:
x⁴ + 3x³ + 4x² + 12x = 0
<=> x³(x + 3) + 4x(x + 3) = 0
<=> (x³ + 4x)(x + 3) = 0
<=> x(x² + 4)(x + 3) = 0
Answer: B= 2,2
A=-4, 2)
Step-by-step explanation: I took the test and got it right.
Answer:
<h2>∠7 = 90°</h2><h2 />
Step-by-step explanation:
∠7 = 180 - 90
∠7 = 90°
see image below
0.4 -> 4/10 (divided by 2) -> 2/5
0.35 -> 35/100 (divided by 5) -> 7/20
Answer:
i can't solve it because it's not complete
you need something 2^2 (right here) -^1=8^x-1
Step-by-step explanation: