So for 45-45-90 I know that the legs would be the same so therefore the answer for 1 is square root 2 but my question is for number 2 I don’t know what it means since we have two square roots multiplied.

Dakota earned $7.50 in interest in account a and $18.75 in interest in account b after 15 months. if the simple interest rate is 4% for account a and 5% for account b, which account has the greater principal? explain. to make it a little easier, there is an image. good luck!

Determine which expressions represent real numbers and which expressions represent complex number. asaaap! plis!

Suppose that the function f is defined. , for all real numbers, as follows. _ \ 1/4x² -4 if x≠ -2 f(x)=< /_-1 if x=-2 find f(-5), f(-2), and f(4)