Answer:
B
Step-by-step explanation:
B because i² makes +1 and i=-1
so i³=-i
The answer to (r -3s2t)4 is 4r- 24st
Born: 7.45 pounds
gains: 6.4 oz a week
time: 1.5 months
6.4 + 6.4 + 6.4 + 6.4 + 6.4 + 6.4 = 38. 4 oz
38.4 oz = 2.4 punds
7.45 + 2.4 = 9.85
Answer:
2 -4 (2,0)
Step-by-step explanation:
Using Heron's formula where s = 9 ...... and a = b = c = the side lengths .....we have......
A = √[s(s -a)^3] = √[4*3^3] = √[4*27] = √[4*9*3] = √[36*3) = 9√3 sq. in.