Zhang Li solves the equation below by first squaring both sides of the equation. - 4=/sqrt{5z+7}-4 = 5z+7 minus, 4, equals, square root of, 5, z, plus, 7, end square root What extraneous solution does Zhang Li obtain?

Cuantos km son 1200 metros?

Two functions are represented in different ways. Function 1: y = 32x + 45 Function 2: x y 0 65 1 85 2 105 3 125 Which statements are true? Select each correct answer. Function 1 has a greater rate of change than function 2.

How do you write 0.74 as a fraction in simplest form?

If (x + y) + 61 = 2, what is x + y?

The average 8 year old gets 30 questions right on an intelligence test, whereas the average 12 year old gets 50 questions right. What is the mental age of an 8 year old who gets 50 questions right?

Roots of 16x^2+7x+4=0 are alpha^2 & beta ^2 find the quadratic eqn whose roots are 1/alpha^2 and beta^2

What is the solution of the equation 11 - 4x = 5? round your answer to the nearest ten-thousandth?

What is the mean and the mean absolute deviation 28, 45, 12, 34, 36, 45, 19, 20

2. Calculate the angular speed of the 26-inch bicycle rotating at 200 revolutions per minute. Express your answer in radians per minute. Use π = 3.14. My answer: Angular speed = (200 revs•2π/60 radians per second) = 20.94 radians per second (20.

Video games sold: x Revenue function: R (x) = 60x Cost function: C (x) = 12 + 7x Profit function: P (x) DONE 67x + 12 67x - 12 53x + 12 53x - 12