If `f(x)=(ab-b^2-2)x+int_0^x(cos^4theta+sin^4theta)d theta` is a decreasing function of `x` fo
39 views · Published 13 October 2018 · 4:06 · Indexed 2 October 2026
Channel: Doubtnut · 2018 · Education
To ask Unlimited Maths doubts download Doubtnut from - https://goo.gl/9WZjCW If `f(x)=(ab-b^2-2)x+int_0^x(cos^4theta+sin^4theta)d theta` is a decreasing function of `x` for all `x in R` and `b in R`, b being independent of `x,` then
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