Write the expression as the sine, cosine, or tangent of an angle. cos 107° cos 42° + sin 107° sin 42°

The sum of 2 consecutive numbers is 37. Find the numbers. If x represents the smaller integer, then the larger integer is x + 1 x + 2 2x + 1

According to the study unit, the commutative property means

What is the axis of symmetry of the of the quadratic equation y=x2+4x-5

Find the greatest common factor. 21², 41²

A spinner is divided into 4 equal sections the probability of landing on A is 1/4 Norma spins the spinner 16 times how many times can she expect the spinner to land on A

Marcus employer purchased a health insurance plan that costs $795 per month and requires that marco pay $105 toward the plan. What is the annual value of the employers contribution

84.87 is 115% of what

What are the discontinues of the function f (x) = x^2 - 16/6x-24

Bill says that you can add 23 and 40 without regrouping. Is this correct? Is Bill correct?

The length of a rectangle is 5 yd longer than its width. If the perimeter of the rectangle is 30 yd, find its area,