Which of the following functions have y-axis symmetry?
a. y=x?, y= \xl, y = cos(x)
C. y=x, y= x3, y = 5, y = cos x
b.
y=sinx, y = cos x, y=x, y = x3
d.
1
y=- y = sinx, y = x2
X

What is the exact area of a circle with a diameter of 50 centimeters? a.87.9 square centimeters b.379.9 square centimeters c.1962.5 square centimeters d.4923.5 square centimeters

Idon’t understand! use slope intercept form to solve: through: (2,5) slope= undefined

Solve the system of equations using the linear combination method. {4x−3y=127x−3y=3 enter your answers in the boxes.