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Math help please
7. In the expression –7x – 5x2 + 5, what is the coefficient of x? 7 5 –5 –7 8. Write the expression using a single exponent. 2^2 • 2^8 4^10 2^10 4^16 2^16 9. Write the expression using scientific notation. (2.5 •
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For questions 1 and 2, write each expression using a single exponent. 1.x^9  x^2 A.x^11****** B.x^7 c.7 D.x^5 2. h^14  h^3 A. h^9 B. 1  h^9 C.h^19***** D. h^9 Are these the correct answers or do I have to subtract the
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asked by Anonymous on November 6, 2010 
Math Help? Check my answers.
1. Name the coefficients in the polynomial. 4x^2 + 3x  3 4, 3, 3 4, 3, 4, 3, 3, 4, 3, 2. How many terms are in the following polynomial? 6x^4 + 3x^3  2x^2 + 15x  14 5 4 3 2 3. In the expression 7x  5x^2 + 5, what is the
asked by Lydia on May 19, 2014

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Write the expression using a single exponent. 2^2 * 2^8 A. 4^10 B. 2^10 C. 4^16 D. 2^16 Write the expression using scientific notation. (2.5 * 10^4)(4 * 10^3 A. 10 * 10^7 B. 10 * 10^8 C. 1 * 10^8 D. 10 * 10^12
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Write each expression using a single exponent. Xy^5 • x^3 y^7
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write each expression using a single exponent please help 1.a^5/a^3 2.x^9/x^5 3.c^7/c^2 4. (1)^5/(1)^4
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