Find the sum.1 + 2 + 3 + ... + 345
A. 119,370
B. 119,025
C. 59685
D. 59340
Answer: C
Mathematics
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Express the sum in sigma notation.1 - 4 + 16 - 64 + 256
A. 
4k + 1
B. 
4k
C. 
4k
D. 
Mathematics
Subtract.43,334
A. 34,729 B. 42,737 C. 34,669 D. 34,737
Mathematics
Write the equation as an equivalent exponential equation.log3 
= -4
A. 
4 = 3
B. 381 = 4
C. 3-4 = 
D. 43 = 
Mathematics
Solve the given applied problems involving variation.The gravitational attraction A between two masses varies inversely as the square of the distance between them. The force of attraction is 4 lb when the masses are 3 ft apart, what is the attraction when the masses are 6 ft apart?
A. 4 lb B. 3 lb C. 1 lb D. 2 lb
Mathematics