sin (45 + θ) - cos(45 - θ) = ? (a) 2 sinθ (b) 2 cosθ (c) 0 (d) 1
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Step-By-Step Explanation :
sin 45 theta is 1 by root 2
cos 45 theta is 1 by root 2
so,
1 by root 2 minus 1 by root 2 is equal to ZERO
Step-By-Step Explanation :
sin 45 theta is 1 by root 2
cos 45 theta is 1 by root 2
so,
1 by root 2 minus 1 by root 2 is equal to ZERO
Abhisheksingh563:
,hlo
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