F(x) = -x2 + 3x + 13 Find f(-10)
1 answer:
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ANSWER
65
EXPLANATION
This will form a sequence with first term:
with constant difference d=6 and last term
The last term is a term in the sequence, therefore;
Simplify the LHS
Divide both sides by 6.
Therefore
Hence there are 65 multiples of 6.
Answer:
i) 2x² + 4x + 7x + 14
= 2x² + 11x + 14
ii) 2x² - 5x - 12x + 30
= 2x² - 17x + 30
