Establish the identity.(1 + tan2u)(1 - sin2u) = 1

What will be an ideal response?

(1 + tan2u)(1 - sin2u) = sec2u ? cos2u =   ? cos2u = 1

Mathematics

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Solve by the substitution method.  x + 2y = 26x + 3y = 3

A. No solution B. (0, 1) C. (-1, 0) D. (1, 0)

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Find the LCM of the list of numbers.10, 35

A. 350 B. 140 C. 35 D. 70

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Solve the problem.Determine the sign of the trigonometric values listed below.(i) sin 250°(ii) tan 330°(iii) cos(-40°)

What will be an ideal response?

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Multiply by moving the decimal point the appropriate number of places to the right.33.016 × 102

A. 33.01600 B. 33,016 C. 3301.6 D. 133.016

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Mathematics