If f(x) = 3x³ and g(x) = x³ – 2x find and - - simplify 2 f(x) — 6g(x).

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A: I have appended the formula used in the solution part of the question

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A: This question can be solved using the concept of locating points on the graph.

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A: Since you have posted multiple questions i can do first three subparts as per our company guidelines…

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A: See the details solution in below

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A: Given: If A is an invertible matrix and det(A) = 7 To find: what is det (A-1 )?

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Q: 7. Simplify. (x²+x-12)/(2x²-x-3)

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A: Follow the procedure given below.

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Q: finding the interse of the adhesion A- [ 36 A = √² 2 -1

A: According to question,Given Matrix,A = 362-1

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A: Topic = Functions It is horizontally compressd by a factor of 2 and reflected over the y-axis.

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Q: solve 3x+2=14

A: The solution is given below: