Which equation is quadratic in form? 2(x+ 5)2 + 8x+ 5 + 6=0
6 + 6x4 + 8 = 0
7x6 + 36x3 + 5 = 0
4x° + 20x3 + 25 = 0

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

Given the choice between receiving $1.000.000 in one month or a single penny-doubled everyday for the period of one month; which option would you choice? show your work to support your answer. (assume that 1 month=30 days)

In triangle opq right angled at p op=7cm, oq-pq=1 determine the values of sinq and cosq