Are the two expressions equivalent when x = 2? 7^2 + 4x & 4x + (7×7)

Write each fraction as an equivalent fraction with a denominator of 120then write the original fractions in order from samllest to largest

A33 gram sample of a substance that's used to detect explosives has a k-value of 0.1473. n = noekt no = initial mass (at time t = 0) n = mass at time t k = a positive constant that depends on the substance itself and on the units used to measure time t = time, in days

From the top of a tree a bird looks down on a field mouse at an angle of depression of 50°. if the field mouse is 40 meters from the base of the tree, find the vertical distance from the ground to the bird's eyes.