Question

Find the value of: sin260o + cos290o.pr​

Answer 1

Answer:

sin 60°=√3/2

cos90°=0

Step-by-step explanation:

sin^2 60° =(√3/2)^2=3/4

cos^ 90°= 0^2=0

$\frac{3}{4} + 0 = \frac{3}{4}$

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Answer 2

Answer:

3

4

Step-by-step explanation:

sin^260°=_/3

2

cos^290°=0

Thus, (_/3)^2 + (0)^2= 3

2 4