-7x² + 70x - 175
= -7(x² - 10x + 25)
= -7(x - 5)²
= -7(x + -5)²
Answer: -5
Answer:18
Step-by-step explanation:
Every third term is a sum of previous two.
the sequence 1, 3, 4, 7, 11, 18
A. -3
Hope it helps............
Answer: The answer is 60. Easy question