Answer:
see explanation
Step-by-step explanation:
To find the second and fifth terms substitute n = 2 and n = 5 into the rule, that is
(a)
= 3(2)² - 1 = (3 × 4) - 1 = 12 - 1 = 11
(b)
= 3(5)² - 1 = (3 × 25) - 1 = 75 - 1 = 74
Thus the second term is 11 and the fifth term is 74
Answer:
<h2>10</h2>
Step-by-step explanation:
the combined area = area of the trapezoid + area of the triangle
=
= 6 + 4
= 10
Answer:
−
8 − 36
Step-by-step explanation:
Answer:
4x^2+289 or if you want it simplified its 2x+17
Step-by-step explanation:
2x+5+12= 2x+17
2x+17^2=4x^2+289