Triangle ABC is rotated 45° counterclockwise about vertex A to obtain triangle XYZ. If the m∠ABC is equal to 30°, what is the m∠XYZ? 15°

30°

45°

75°

What is the standard form of -5x^2+2x^4-11+x^3+3x

Find the zero function by factoring (try to show work) h(x)=-x^2-6x-9

Gabriel determined that his total cost would be represented by 2.5x + 2y – 2. his sister states that the expression should be x + x + 0.5x + y + y – 2. who is correct? explain.