Answer: The right answer is 2
Step-by-step explanation:
- Write out the expression
T1; a = 0.3 ------------ (I)
T8; ar^7 = 38.4 ------------ (ii)
Substituting for 'a' in the second equation, we have;
0.3r^7 = 38.4
0.3r^7 = 38.4
Divide both sides by 0.3
r^7 = 38.4/0.3
r^7 = 128
r = (128)^1/7
r = 2
Answer:
Numbers:
45, 46, 47, 48, 49, 50, 51, 52, 53, 54, 55
Chance:
68.27%
Answer:
it is (3/8)( -5/7)(-1/4)
if ot it should be the one that is all postitive
Answer: the answer is 0.04
Step-by-step explanation: