Math, asked by SwapneelMukherjee, 7 months ago

Prove -
cos30°-sin20°÷cos40°+cos20°=4÷√3×cos40°×cos80°

Answers

Answered by yuvathilagan

2

Step-by-step explanation:

cos(30)°−sin(20)°÷cos(40)°+cos(20)°

=1.3592424364

4÷3×cos(40)°×cos(80)°

=0.1773629621

1.3592424364 is not equal to 0.1773629621

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