Differentiate: 6x^2 + 5x +7 =y
6x^2 + 5x +7 =y
dy/dx = 12x + 5
To solve for a point of inflection:
dy/dx = 12x + 5 = 0
x=-5/12
y=143/24
JH
Related Maths GCSE answers
All answers ▸Write 16 × 8^2x as a power of 2 in terms of x
Solve these simultaneous equations (2x+y=7 and 3x-y=8) and find the values of Equation: x and Equation: y .
We have 2 spinners: spinner A and spinner B. Spinner A can land on 2, 3, 5 or 7. Spinner B can land on 2, 3, 4, 5 or 6. Spin both. Win if one spinner lands on odd and the other lands on even. Play game twice, what is the probability of winning both games?
(Q20 Non-Calculator paper, Higher Tier) Solve algebraically the simultaneous equations: x^2 + y^2 = 25 and y – 3x = 13