The height in feet above the ground of an arrow after it is shot can be molded by y= -16x squared by 2 + 63+4 . Can the arrow pass over the tree that is 68 feet tall? Eplain

What’s the numerical coefficient of 6xy

Two sides of a triangle mesure 20cm and 30cm. what is the measure of the third side

Is the product of two rational numbers irrational or rational? first, make a hypothesis by multiplying two rational numbers. then, use variables such as x=a/b and y=c/d and the closure property of integers to prove your hypothesis.