# maths

posted by .

find the value of a and b if (a+b)/2=10 and(a.b)*(a.b)=8 .

• maths -

You sure it's as written?

(a+b)/2 = 10
a^2 b^2 = 8

??

Makes for an awkward solution set

## Similar Questions

1. ### maths

find the place value and value of the 5 in the number 643.758
2. ### maths

An initial-value problem is given by the differential equation, f(x,y) = x + y, y(0) = 1.64 The Euler-midpoint method is used to find an approximate value to y(0.1) with a step size of h = 0.1. Then use the integrating factor method, …
3. ### maths

given that y=1nx/x, x>0 (a) find the value of x for which dy/dx=0 (b) find the value of x for y=0 (c) find the point where d^2y/dx^2=0
4. ### Maths

Find the maximum or minimum value of function and the value of x when it occurs: -2x^2+5x+5.
5. ### maths

Can someone help me to solve these questions please?
6. ### Maths

Find the value of k for which the equation, kx+3y+2z=1 x+(k-1)y=4 2x-ky-z=5 Are constant. Also find the value of variables x,y,z when k is an integer.
7. ### maths

the value of a car depreciate by 13% of it value in the first year. in the subsequent year the depreciation is 8% of its value at the beginning of the year.the value of the car when new is \$45000. find its value when it is four years …
8. ### maths

Y is directly proportional to the square of x. Find percentage increase in value of y when value of x is doubled
9. ### Maths

the value of a machine depreciates every year by 5% .if the present value of the machine is 100000 ,find the value after 2 years
10. ### Maths

the value of a machine depreciates every year by 5% .if the present value of the machine is 100000 ,find the value after 2 years

More Similar Questions