What is the value of x and y?

a. x= 9/4 , y=3/4
b. x=9/4 , y=15/4
c. x= 15/4, y=5/4
d. x=3/4, y=15/4

Select all the correct locations on the image. select all the expressions that result in a product that is a rational number. mulitiple choice4/3 x 12/3 32/4 x 15/4[tex]\sqrt{\frac{3}{2} }[/tex] x 22/7[tex]\sqrt{11}[/tex] x 2/3

Asap! i'm not good math and i'm lost.

Estimate the area under the curve f(x) = 16 - x^2 from x = 0 to x = 3 by using three inscribed (under the curve) rectangles. answer to the nearest integer.