[TRUE or FALSE] The mapping f from R to R where f(x)= cos(x) is not injective. FALSE TRUE QUESTION 16 [TRUE or FALSE] The mapping f from R to [0,1] where f(x) = cos(() is not surjective. FALSE TRUE QUESTION 17 Find the number of quadruples (w,x,y,z) of nonnegative integers which satisfy the inequality w+x+y+zs 40. O (11/10) x (43039) (44/40) x (44C38) O (43/39) X (4541)

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A: Note: "As per your requirement the given below answer is in digital format".

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A: Kindly refer to Step 2 for the sloution.

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Q: TRANSCRIBE THE FOLLOWING TEXT IN DIGITAL FORMAT PLEASE

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Q: Simultaneous Linear Equation 5 1 1 2] x1 1 6 6 3 18 [1 2 9 x2 = 10 15 (20)

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Q: 3. (RS)' = R' U S' (De Morgan's Law) 4. (M-K) U (L-K) = (M U L) - K

A: This is a question of Logic.