Find the indicated sum.-20 + -30 + -40 + -50 + . . . + a40

A. -8595
B. -420
C. -8600
D. -8800


Answer: C

Mathematics

You might also like to view...

Convert from one measure to the other.4 quarts to pints

A. 1 pints
B. 9 pints
C. 18 pints
D. 2 pints

Mathematics

Provide an appropriate response.Simplify: 

A. 2y5
B. 2y5
C. 2
D. 3y5

Mathematics

Find the exact value of the trigonometric function.cos 

A. - 
B. - 
C.
D.

Mathematics

Evaluate the expression. 

A. 330 B. 120 C. 1320 D. 30

Mathematics