Question

Which of the following is equivalent to the expression (i×7–√)×5 , which shows that the Associative Property of Multiplication holds true for complex numbers?(1 point) i×(7–√×5) i times open paren square root of 7 times 5 close paren35i 35 i5i7–√ 5 i square root of 7i35−−√

Answer 1

(i×√7)×5 = i×(√7×5) = i×(5√7) = 5i√7.

So the equivalent expression is 5i√7 (i.e., i×(5√7)).