Simplify the following: 4ab^2(-5ab^3) 10a^2b^2 - Vidyadip

Question

Simplify the following:
$\frac{4\text{ab}^2(-5\text{ab}^3)}{10\text{a}^2\text{b}^2}$

✓

Answer

$\frac{4\text{ab}^2(-5\text{ab}^3)}{10^2\text{b}^2}$
$=-\frac{20\text{a}^2\text{b}^5}{10\text{a}^2\text{b}^2}=-2\text{b}^3$

Need a full question paper?

Generate a complete, print-ready paper with questions like this in minutes — across 16+ boards, with answer keys.

Start Generating Free

Explore more

More "2 Marks Questions" from Exponents Of Real Numbers→Exponents Of Real Numbers — all question types→MATHS STD 9 question papers→Rajasthan Board STD 9 question papers→Rajasthan Board question paper generator→

Similar questions

Express the following equation in the form ax + by + c = 0 and indicate the values of a, b, c in case.
4x = 5y

Factorise $: x^2 - 22x + 120$

Factorize: $8x^3 + 27y^3 + 36x^2y + 54xy^2$

Give an example of a number $x$ such that $x^2$ is an irrational number and $x^3$ is a rational number.

Multiply:
$3\sqrt{5}$ by $2\sqrt{5}$

Solve the following equations for x:
$2^{5\text{x}+3}=8^{\text{x}+3}$

Rationalise the denominator of the following:
$\frac{1}{5+3\sqrt{2}}$

Write in decimal form and say what kind of decimal expansion: $\frac{329}{400}$

Factorise:
$\frac{2}{3}\text{x}^2-\frac{17}{3}\text{x}-28$

Classify $\sqrt { 23 }$ as rational or irrational.