Answer:
21
Step-by-step explanation:
We need to follow PEMDAS
15+3*2
We need to multiply first
3*2 = 6
Then we add
15+6
21
It will be the last one-(3, 2)
<span>- 8x</span>³ <span>- 2x</span>² <span>- 12x - 3 = 2x</span>²(-4x-1) + 3(-4x-1) = (-4x - 1)(2x² + 3)
Answer:
- the way its set up its kind of confusing ↑
Step-by-step explanation:
Answer:
1. 1458
2. 500 or -500
Step-by-step explanation:
1. a4=54, a5=162
r = 162/54 = 3
a7 = a5 × r²
= 162 × 3² = 1458
2.a4=-4, a6=-100
r² = -100/-4 = 25
r = +/- 5
a7 = a6 × r
= -100 × +/- 5
= +/- 500
