26. Which is NOT a zero of the following function? f(x)= x + 3x? – X-3
A. 1
B. -1
C. 3
D. -3

Urgent? will give brainliest given that the blue triangle is a right triangle, which expression correctly gives the area of the red square? a) a2 + b2 b) a2 - b2 c) a2 - c2 d) c2 - a2