3 to the square root of 7 - 5 to the square root of 7

Step-by-step explanation:

(3 to the square root (7)) - (5 to the square root (7))

we get

52.38

hope this helps you

i = 2 / - 5

step-by-step explanation:

evaluation of ( 2 - 4 ) ( p + q ) when p = 2 and q = 5 i, by putting values of p and q,                                                                    

answer: 1) twenty-seven times y

              2) twenty-seven multiplied by y