Algebraic Expressions and Identities - Maharashtra Board STD 8 Maths Questions

Simplify following:
$−\frac{1}{2}\text{a}^2\text{b}^2\text{c}+\frac{1}{3}\text{ab}^2\text{c}−\frac{1}{4}\text{abc}^2−\frac{1}{5}\text{cb}^2\text{a}^2\\+\frac{1}{6}\text{cb}^2\text{a}−\frac{1}{7}\text{c}^2\text{ab}+\frac{1}{8}\text{ca}^2\text{b}.$

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Q 115 Mark Question5 Marks

Multiply $−\frac{3}{2}\text{x}^2\text{y}^3 \ \text{by} \ (2\text{x} − \text{y})$ and verify the answer for x = 1 and y = 2.

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Q 125 Mark Question5 Marks

Express product as a monomials and verify the result for $x=1, y=2$:
$\left(-x y^3\right) \times\left(y x^3\right) \times(x y)$

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Q 135 Mark Question5 Marks

Subtract 3x - 4y - 7z from the sum of x - 3y + 2z and -4x + 9y - 11z.

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Q 145 Mark Question5 Marks

Find the following product and verify the result for x = -1, y = -2:
$\big(\frac{1}{3}\text{x}−\frac{\text{y}^2}{5}\big)\big(\frac{1}{3}\text{x}+\frac{\text{y}^2}{5}\big)$

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Q 155 Mark Question5 Marks

Find product:
$\big(\frac{1}{8}\text{x}^2\text{y}^4\big)×\big(\frac{1}{4}\text{x}^4\text{y}^2\big)×(\text{xy})×5$

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Q 164 Mark Question4 Marks

Multiply the monomial by the binomial and find the value of $x=-1, y=0.25$ and $z=0.05$ :
$15 y^2(2-3 x)$

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Q 174 Mark Question4 Marks

Find the value of $\left(5 x^6\right) \times\left(-1.5 x^2 y^3\right) \times\left(-12 x y^2\right)$ when $x=1, y=0.5$.

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Q 184 Mark Question4 Marks

If $\text{x}+\frac{1}{\text{x}}=20,$ find the value of $\text{x}^2+\frac{1}{\text{x}^2}.$

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Q 194 Mark Question4 Marks

Find product:
Express product as a monomials and verify the result in each case for x = 1:
(3x) × (4x) × (-5x)

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Q 204 Mark Question4 Marks

Evaluate $\left(-8 x^2 y^5\right) \times(-20 x y)$ for $x=2.5$ and $y=1$

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Q 21Solve The Following Question.1MARKS1 Mark

Find the product of the following binomial:
$\Big(\frac{4\text{x}}{5}−\frac{3\text{y}}{4}\Big)\Big(\frac{4\text{x}}{5}+\frac{3\text{y}}{4}\Big)$

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Q 22Solve The Following Question.1MARKS1 Mark

Write the following squares of binomials as trinomials:
$\big(\frac{3\text{a}}{2}−\frac{5\text{b}}{4}\big)^2$

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Q 23Solve The Following Question.1MARKS1 Mark

Classify the following polynomials as monomials, binomials, trinomials. Which polynomials do not fit in any category?
$p^2 q+p q^2$

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Q 24Solve The Following Question.1MARKS1 Mark

Write the following squares of binomials as trinomials:
$\big(9\text{a}+\frac{1}{6}\big)^2$

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Q 25Solve The Following Question.1MARKS1 Mark

Write the following squares of binomials as trinomials:
$\big(3\text{x}−\frac{1}{3\text{x}}\big)^2$

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Algebraic Expressions and Identities question types

Algebraic Expressions and Identities questions

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Algebraic Expressions and Identities Maths - Algebraic Expressions and Identities

Algebraic Expressions and Identities question types

Algebraic Expressions and Identities questions

Generate a Algebraic Expressions and Identities paper free