Which of the following choices is the explicit formula for the following geometric sequence?
-0.1,0.04,-0.016, 0.0064,-0.00256, ...
A. a, n= 0.1(-0.4)n-1
B. an = 0.1(0.4)"
C. an= -0.1(0.4)n-1
D. an = 0.4(-0.4)n-1
E. an = -0.1(-0.4) 1

Pls if a cow has a mass of 9×10^2 kilograms, and a blue whale has a mass of 1.8×10^5 kilograms, which of these statements is true?

15 there is a line that includes the point 0,10 and has a slope of 7/4. what is it’s equation in slope intercept form

Helll ! 1,400 tons of wheat of two different varieties was delivered to the silo. when processing one variety, there was 2% of waste and 3% during the processing of the second variety of wheat. after the processing, the amount of remaining wheat was 1,364 tons. how many tons of each variety of wheat was delivered to the silo?