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How many thirds are there in 8? a)3 b)24 c)9 d)22 e)4

b)243*8=24
TH
Answered by Tom H. • Maths tutor
3408 Views

For the equation 7x+3y=10x/y make x the subject.

7xy+3y 2=10x 3y 2=10-7xy 3y 2=x(10-7y) 3y 2/10-7y=x
TH
Answered by Tom H. • Maths tutor
4464 Views

work out 64^2/3

solve 64 2/3 ... note X 2/3 = X 2 x 1/3 therefore 64 2/3 = (64 2 ) 1/3 = (4096) 1/3 = 16
PK
Answered by Patrick K. • Maths tutor
3357 Views

Find the derivative of the function y = (2x + 12)/(1-x)

Using quotient rule, let u = 2x+12 and v = 1-x. Then we differentiate u and v separately, so u' = 2 and v' = -1. The formula for the quotient rule is: (vu' - uv')/v^2. Plugging in our values into this equati...
MJ
Answered by Mahreen J. • Maths tutor
3622 Views

Find the value of 9^(-1/2)

Find the value of 9 -1/2 . For this question we need to know indices rules. We apply two rules here as the power is negative and because it's a fraction. First, let's tackle the negative power rule. When the...
JY
Answered by Janifa Y. • Maths tutor
48952 Views