It is a true or false question

It is a true or false question

(x+y)^2 + 3(x-y)=30; xy + 3(x-y)=11 what are the values of x and y ?

Miscellaneous quadratic equation

I am not sure how ti simplify this expression 2(x-2)2(2x+1)-1/3 - (x-2)(2x+1)2/3 The furthest I can get is 2(x-2)2/(2x+1)1/3 - (x-2)(2x+1)2/3 I...

(x+y/x-y)^1/2 + (x-y/x+y)^1/2 = 34/15 ; x+y/(x-y)^1/2 + x-y/(x+y)^1/2 = 152/15 what are the values of x and y ?

What are the values of x and y ? (x/y)^1/2 + (y/x)^1/2 = 17/4 ; x/(y)^1/2 + y/(x)^1/2 = 65/4

Forensic scientists use the equation h=2.6f+47.2 to estimate the height h of woman given the length in centimeters f of her femur bone. suppose the equation has a margin of error of...

solve for x,y and z

Find intervals containing solutions to the following equations. (a) f(x) = x − 3^−x = 0 b)f(x) = x^3 + 4.001x^2 + 4.002^x + 1.101 = 0. I want help how can I find...

Please help. This is on my review packet and I don't quite understand it.

Please help. This is on my review packet and I don't quite understand it.

For what integral values of ‘a’ , the equation x2-x(1-a) – (a+2) = 0 has integral roots. Find the roots. Plzz hellp me solving this

Please help. This is on my review packet and I don't quite understand it.

Write the quadratic equation whose roots are −6 and −3, and whose leading coefficient is 3

The point at which a company's cost equal its revenue is the break even point. C represents the cost of dollars, of x units of a product and R represent the revenue in $, from the sales of x units...

Write the point-slope form of the equation of the line described. Through:(-5,-2), parallel to y=x+1

Find the point slooe form of the equation of the line.

I really need to know how because I am so confused on how to do it. PLEASE I NEED TO KNOW

The paddle wheel of a ship is 11 feet in diameter, revolves 15 times a minute when moving at top speed, and is 2 feet below the water's surface at its lowest point. Using this speed and starting from...

Solve the system. State whether the system is inconsistent or has infinitely many solutions. If the system has infinitely many solutions, write the solution set with y arbitrary. 4...

Mark cycles from home to school at a speed of 16 km per hr. He cycles back in the same route at a speed of 15 km per hr. The total time taken for the journey is 7 3/4.given the distance from his home...

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