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B | NOVEMBER 2022 GRADE 12 MATHEMATICS P1 - Calculus derivatives, gradients : Question 7 | PAPER 1
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ROAD TO 10,000 SUBSCRIBERS, PLEASE LIKE & SUBSCRIBE TO OUR CHANNEL. THANK YOU FOR YOUR SUPPORT. SENIOR CERTIFICATE / NATIONAL SENIOR CERTIFICATE
GRADE 12
Mathematics ( P1 )
NOVEMBER 2022
NOVEMBER 2022
QUESTION 7
7.1 Determine f (x) / from first principles if f x = x + x
2 ( ) . (5)
7.2 Determine f (x) / if f (x) 2x 3x 8x 5 4 = − + . (3)
7.3 The tangent to g x = ax + x + bx + c 3 2 ( ) 3 has a minimum gradient at the
point (– 1 ; – 7). For which values of x will g be concave up? (4)
[12]
ROAD TO 10,000 SUBSCRIBERS, PLEASE LIKE & SUBSCRIBE TO OUR CHANNEL. THANK YOU FOR YOUR SUPPORT. SENIOR CERTIFICATE / NATIONAL SENIOR CERTIFICATE
GRADE 12
Mathematics ( P1 )
NOVEMBER 2022
NOVEMBER 2022
QUESTION 7
7.1 Determine f (x) / from first principles if f x = x + x
2 ( ) . (5)
7.2 Determine f (x) / if f (x) 2x 3x 8x 5 4 = − + . (3)
7.3 The tangent to g x = ax + x + bx + c 3 2 ( ) 3 has a minimum gradient at the
point (– 1 ; – 7). For which values of x will g be concave up? (4)
[12]
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