The first row of an auditorium has 42 seats Each row after The first has three more seats thanbtbe row before it. Find the amount of seats in row 45

Which row has 90 seats

What is sin 7x/4 ? i need on this urgent trig

Which is a logical conclusion based on the given information? a. figure abcd is a rhombus by the definition of a rhombus. b. segment ac is congruent to segment dc by cpctc. c. angle acb is congruent to angle adc by the angle-side-angle theorem. d. triangle acd is congruent to triangle cab by the hypotenuse-leg theorem.

How many and of which kind of roots does the equation f(x)=2x^4−9x^3+17x^2−16x+6 have?