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Answered on 25/12/2021 Learn Unit I: Relations and Functions

If a * b = a + 3b2, then find 2 * 4

Shikha Yadav

Learn with an Author of Class X Question Bank, with 17+ years of rich experience

2*4=2+3(4)2=26 Substitute values of a and b in the given function and compute its value
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Asked on 07/12/2021 Learn Unit I: Relations and Functions

A Relation R:AàA is said to be Transitive if ————- a,b,c A

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Asked on 07/12/2021 Learn Unit I: Relations and Functions

What is trivial relation?

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Asked on 07/12/2021 Learn Unit I: Relations and Functions

Define universal relation? Give example.

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Asked on 07/12/2021 Learn Unit III: Calculus

The value of tan-1 √3 – sec-1(–2) is equal to:

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Asked on 07/12/2021 Learn Unit III: Calculus

Prove that sin-1 (3/5) – sin-1 (8/17) = cos-1 (84/85).

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Asked on 07/12/2021 Learn Unit III: Calculus

Find the value of cos-1 (1/2) + 2 sin-1 (1/2).

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Asked on 07/12/2021 Learn Matrices

Define square matrix

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Asked on 07/12/2021 Learn Matrices

The no. of all possible metrics of order 3 3 with each entry 0 or 1 is

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Asked on 07/12/2021 Learn Matrices

Two matrices A = [aij] and B = [bij] are said to be equal if

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