Chapter 5: Polynomials and Polynomials Functions

Q. 154

Page 522

Simplify${\left(2p{q}^4\right)}^3{\left(5p^{6}q\right)}^2$

Q. 155

Page 522

Simplify (a) $\left(3x{)}^2\right(5x)$ (b)$\left(2y{)}^3\right(6y)$

Q. 157

Page 522

Simplify

(a) ${\left(2r^{-2}\right)}^3{\left(4^{-1}r\right)}^2$(b) ${\left(3x^{-3}\right)}^3{\left(3^{-1}{x}^5\right)}^4$

Q. 158

Page 522

Simplify${\left(\frac{k^{-2}{k}^8}{k^3}\right)}^2$

Q. 159

Page 522

Simplify${\left(\frac{j^{-2}{j}^5}{j^4}\right)}^3$

Q. 16

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In the following exercises, add or subtract the monomials.

$-3m+9m+15y{z}^2-\left(-8y{z}^2\right)$

Q. 160

Page 522

Simplify$\frac{{\left(-4m^{-3}\right)}^2{\left(5m^4\right)}^3}{{\left(-10m^6\right)}^3}$

Q. 161

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Simplify$\frac{{\left(-10n^{-2}\right)}^3{\left(4n^5\right)}^2}{{\left(2n^8\right)}^2}$

Q. 162

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Write number (a) 57,000 (b) 0.026 in scientific notation

Q. 163

Page 523

In the following exercises, write each number in scientific notation.

ⓐ 340,000 ⓑ 0.041