Slope of given line =−21, so perpendicular slope =2. Setting y′=2x−2=2 gives x=2, y=4−4−3=−3. Tangent: y−(−3)=2(x−2), i.e. 2x−y=7.
If y = log_e ( x^3 e^3 ), then d^2 y d x^2 is equal to
CUET UG 2023 — Mathematics Applied-Mathematics
2023mcqeasy
If y=loge(e3x3), then dx2d2y is equal to
Official previous-year question
Held on 25 May 2023 · Verified 13 Jul 2026.
Options
- A
−x21
- B
x21
- C
−x23
- D
x23
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