Formula of the sum of the 1st nth term in a Geometric Progression:
Sum = a₁(1-rⁿ)/(1-r), where a₁ = 1st term, r = common ratio and n= rank nth of term (r≠1)
Sum = (-11)[1-(-5⁸)] /[(1-(-5)]
Sum = (-11)(1- 390625)/(6)
SUM = 716,144
The last one
Hope this helps
Answer:
Whats the directions?
Step-by-step explanation:
Answer:
To break even, Liza must answer 2 questions correctly to give her 6 points, because she now has negative 6 points a the result would be a score of 0
Step-by-step explanation
multiply negative 2 by the 3 incorrect questions, and you get negative 6.
divide 6 by 3 to get 2 to find the number of questions she needs to make correct to break even.
The answer is 106.5 by using sin(28) = 50/x
