How to type cos^2 into calculator

cos (x)^2. On other calculators you may have to type the number first then hit the cos key then the ^2 key. try using the exponent rule. cos^2 (x) —> 2cosx. You would write it out

Plug cos^2(30) into my scientific calculator

kinthos. There is a distinct difference between cos T^2 and cos^2 T. (Pretend that T=the angle.) Your problem asks for cos^2 T, or (cos T)^2 (calculator form). This means (cos

How to do sin²(x) on a calculator

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Elementary math