Which sum or difference identity would you use to verify that sin(90°+theta)=cos theta? please help need now
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The amount of money, in dollars, in an account after t years is given by a = 1000(1.03)^t. the initial deposit into the account was $_^a0 and the interest rate was _a1% per year. only enter numbers in the boxes. do not include any commas or decimal points^t. the initial deposit into the account was $__^a0 and the interest rate is % per year.

Asystem of equations has 1 solution.if 4x-y=5 is one of the equations , which could be the other equation ?

Need plz been trying to do it for a long time and still haven’t succeeded