Trignometry 1. The value of cos …
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Gaurav Seth 2 years, 7 months ago
1. Answer = 0
Step-by-step explanation:
the value of the series cos0°.cos1°.cos2°.cos3°.......cos89°.cos90° is '0' because the value of cos90° is 0 so,hence the value of the series is 0.
2.
Answer: x = 1
Step-by-step explanation:
xtan45sin30 = cos30(sin30/cos30)
x(1)(1/2) = sin30
x/2 = 1/2
x = 1
0Thank You