Dada a função fx=0,15.X+900 , determine a) f(80) b) f(120) c) f(200) d) f(56)

Solve the equation 3x2 + 19x + 9 = 0 to the nearest tenth.

Sara sells beaded necklaces she makes a profit of 4 dollars pn every neclace she sells which table represents the profit sara makes

The sat and act tests use very different grading scales. the sat math scores follow a normal distribution with mean 518 and standard deviation of 118. the act math scores follow a normal distribution with mean 20.7 and standard deviation of 5. suppose regan scores a 754 on the math portion of the sat. how much would her sister veronica need to score on the math portion of the act to meet or beat regan's score?