Simplify the expression below.

10^3 * 10^-7

A. 10^4

B. 10^10

C. 10^-4

D. 10^-21

Como se hace adding and subtracting polynomials

A model of a skyscraper is 1.6 in long, 2.8 in wide, and 11.2 in high. The scale factor is 8 in : 250 ft. What are the actual dimensions of the skyscraper? (Explain if possible)

Part 2: Along with flowers, Samantha bought 3 packages of glass beads and 2 vases. The vases cost $3.59 each and the total sales tax was $1.34. The total amount she paid was $28.50, including tax.

The titles on the left functions written notation

How do I solve this math problem 5/6n=10

Solve for y. 18y - 6 = - 30

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6,4,7,2 what is the average of 5