Question 5 Differentiate. f(x) = (4x - 5)(x +4) 06x - 2 +16 5 5 4x-+16...

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Question 5 Differentiate. f(x) = (4x - 5)(√√x +4) 06√x - √2 +16 5 5 4√x-+16 5 2√x+16 6√√x-- 5 4√√x- -16 2√x Question 6 Differentiate. ƒ(x) = (x + ²)(x² − 4) [Do not use algebra before differentiating] 2x(x+)+(1−2x)(x² − 4) 2 -3/) 2x(1-- - 2x(x + ²) + (1 − 3)(x² − 4 ) 2 2 x(x + ²) + (1 + ²)(x² − 4) X X Question 5 Differentiate. f(x) = (4x - 5)(√√x +4) 06√x - √2 +16 5 5 4√x-+16 5 2√x+16 6√√x-- 5 4√√x- -16 2√x Question 6 Differentiate. ƒ(x) = (x + ²)(x² − 4) [Do not use algebra before differentiating] 2x(x+)+(1−2x)(x² − 4) 2 -3/) 2x(1-- - 2x(x + ²) + (1 − 3)(x² − 4 ) 2 2 x(x + ²) + (1 + ²)(x² − 4) X X