Select all the expressions that cannot be factored using intergal coefficients and intergal constants
a. x^2 + 5x + 3
b. 25 - 20x + 4x^2
c. -2x^2 + 7x - 3
d. 2x^2 - 5x + 4

Need ! give step by step solutions on how to solve number one [tex]\frac{9-2\sqrt{3} }{12+\sqrt{3} }[/tex] number two [tex]x+4=\sqrt{13x-20}[/tex] number three (domain and range) [tex]f(x)=2\sqrt[3]{x} +1[/tex]

Write the equation for the parabola that has x− intercepts (−2,0) and (4,0) and y− intercept (0,4).

What is the mean of the data set 125, 141, 213, 155, 281