1. Write the equation, in standard form, of the parabola containing the following points: (0, 1), (1, 5), (2, 3)

A. y = −x^2 + 5x + 3
B. y = 3x^2 − 7x − 1
C. y = −3x^2 + 7x + 1
D. y = −7x^2 + 3x + 1

2. Solve the following quadratic equation by factoring. x^2 − 5x = 14
A. x = 2 or x = −7
B. x = −2 or x = −7
C. x = 2 or x = 7
D. x = −2 or x = 7

Combined megan and kelly worked 60 hours.kelly worked twice as many hours as megan.how many hours did they each worked?

What are the solutions of the equation? 16x^2 + 24x + 5 = 5 a. 1/4, 5/4 b. -1/4, -5/4 c. -1/4, 5/4 d. 1/4 , -5/4

Answer asap ill give ! ’ a sample of radioactive material decays over time. the number of grams, y , of the material remaining x days after the sample is discovered is given by the equation y = 10(0.5)^x. what does the number 10 represents in the equation? a. the half-life of the radioactive material, in days b. the amount of the sample, in grams, that decays each day c. the time, in days, it will take for the samples to decay completely d. the size of the sample, in grams, at the time the material was discovered