What is the product of 3x(x^2+4)?
0 + 3x + 4
3+ 12
31
124

Rearrange the formula c^2 = a^2 + b^2 for b

Select all the correct statements. the amount in dollars an electrician charges in terms of the number of hours worked is represented by the function y = 22x + 42. from the function, identify all the phrases that hold true for the situation. the electrician charges an initial fee of $22 the y-variable represents the number of hours the electrician charges an initial fee of $42 the electrician charges $22 for every hour worked the x-variable represents the electricians charges in dollars the electrician charges $42 for every hour worked

Plz ( true - false) all triangles have interior angles whose measure sum to 90.