◆ Introduction to Vectors n Forces ◆
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Check the attachment.
Hope it helps you ^^
OK......
Your answer would be
14x^7 - 56x^6 - 126x^5 + 35x^4 - 140x^3 - 315x^2
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Answers:
a) k=11
b) k=10
c) k=-3
d) k=4
e) k=1
I do not mind explaining
For the point (3,k) and virtually every point, 3 is the x coordinate and k is the y coordinate. Therefore, we can substitute 3 for x and solve for k (which is y).
a) 3(3)+2=11
b) 4(3)-2=10
c) 3-2(3)=3-6=-3
d) 3+4=7
e) 3-2(1)=1