Question 2

Ifu=f(x)=3x²andy=g(u)=lnu, findyas a function ofx

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Question 2 options:

y=ln(3x²)

y=lnu²

y=3lnu

y=3u²

Question 6

For the polynomial functionp(x)=x³-x²-9x+9which has a degree of3. Find one factor of the form(x-a)

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Question 6 options:

(x+1)

(x-1)

(x-9)

(x+9)

Question 7

For the polynomial functionp(x)=x³-x²-9x+9which has a degree of3. Which one of the following is another factor?

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Question 7 options:

(x²-9)

(x²-1)

(x²-3)

(x²+9)

Question 8

Writep(x)=x³-x²-9x+9as a product of linear factors

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Question 8 options:

p(x)=(x-1)(x²-1)

p(x)=(x+1)(x-1)(x-9)

p(x)=(x-1)(x+3)(x-3)

p(x)=(x-1)(x+1)(x-3)