Question

1. The nth term of a sequence is 4n+7. Work out the first three terms and the 50th term.
a. 11, 15, 19, 207 b. 8, 9, 10, 50 c. 4, 8, 12, 200 d. 2, 5, 7, 100

2.Simply the expression $\frac{10^{6}x10^{4} }{10^{2} x10^{3} }$
a. 104 b. 105 c. 106 d. 102

Answer 1

Answer:

1. a) 11, 15, 19, .....207

Step-by-step explanation:

4n +7

n=1, 4(1) +7 = 4+7= 11

n=2, 4(2)+7 = 8+7 = 15

n=3, 4(3)+7 = 12+7 = 19

.

.

.

n=50, 4(50)+7 = 200+7 = 207

Ans a)11,15,19,......207

Answer 2

Answer:

Step-by-step explanation:

11,