if sin.cos=1/8 then find the value of (sin-cos)2
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Heya. ...^_^
Here's ur ans. ⬇
(Sin - cos )^2 =sin^2 + cos^2 - 2 sin. cos
= 1 - 2 × 1/8 { Because sin^2 + cos^2 = 1}
= 1 - 1/4
= 3/4
✌Hope it helps
Here's ur ans. ⬇
(Sin - cos )^2 =sin^2 + cos^2 - 2 sin. cos
= 1 - 2 × 1/8 { Because sin^2 + cos^2 = 1}
= 1 - 1/4
= 3/4
✌Hope it helps
Nayan102:
and if i want (sin3+cos3)
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