Given that y r 1 2 x , complete this table of values. x 1 2 5 10 y 1
y=k/x2
yx2=k
1*102=k
k=100
x=1 y=100
x=2 y=25
x=5 y=4
x=10 y=1
SH
Related Maths GCSE answers
All answers ▸Solve the simultaneous equations. x^2 + y^2 = 29. y-x = 3
There are 11 counters in a bag. 8 of them red, 3 of them green. Neville takes 2 counters from the bag. Work out the probability that Neville takes one counter of each colour.
Prove that multiplication of two odd numbers produces an odd number.
Expand and simplify (x-3)(2x+4y)^2