Find x in the following equation. Solution:- Apply property if and only if M = N. = 10 Multiply both sides by x-12. x +12 = 10(x-12) Simplify…
Month: July 2015
Problem 818
Rewrite the expression =5 in equivalent form. Solution:- y = is equivalent to x = by The equivalent exponential form of =5 is 32 = 25
Problem 817
For the given polynomial function find (A) the degree of the polynomial. (B) All x-intercepts. (C) The y-intercept. f(x) = (x-2)(x+3)(x-3) Solution:- A) Enter the degree:3 B) …
Problem 816
Solve the system by the addition method. x + y = 2 x – y = -8 Solution:- x + y = 2…(1) x – y = -8…(2)…
Problem 815
Solve the system by the substitution method. x + y = -2 y = – 3x Solution:- x + y = -2……(1) y = – 3x …..(2) Put…
Problem 814
The number of houses that can be served by a water pipe varies directly as the square of the diameter of the pipe. A water pipe that has a 10-centimeter…
Problem 813
Y varies jointly as x and z. y = 80 when x = 4 and z = 5. Find y when x = 5 and z = 6. Solution:-…
Problem 812
Y varies directly as x and inversely as square of z. y = 6 when x = 18 and z = 3. Find y when x = 92 and z…
Problem 811
If y varies inversely as x, and y = 18 when x = 5, find y when x = 8. Solution:- y = 18 = k =…
Problem 810
If y varies directly as x, and y = 3 when x = 2, find y when x = 14. Solution:- y = kx 3 = k*2 k…
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