Download App

Operations on Algebraic Expressions — MATHS STD 8 — Question

Gujarat BoardEnglish MediumSTD 8MATHSOperations on Algebraic Expressions1 Mark
MCQ
If $(a-b)=7$ and $a b=9$, then $\left(a^2+b^2\right)=?$
  • ✓
    67
  • B
    31
  • C
    40
  • D
    58
✓

Answer

Correct option: A.
67
A

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 "M.C.Q. [1 Marks Each]" from Operations on Algebraic Expressions→Operations on Algebraic Expressions — all question types→MATHS STD 8 question papers→Gujarat Board STD 8 question papers→Gujarat Board question paper generator→

Similar questions

A $.............$ is both ‘equiangular’ and ‘equilateral’.
→
Divide $x(4x^2 - 100)$ by $4x(x + 5)$
→
Convert the fraction$\frac{1}{2}$ into a percentage.
→
What is the solution of the given equation: $3(x - 3) = 4(2x + 4)$
→
Tick $(\checkmark)$ the correct answer the following: $\Big(\frac{-5}{9}\div\frac{2}{3}\Big)=\ ?$
→
The volume of a rectangle with length, breadth and height as $5x, 3x^2$ and $7x^4$ respectively is:
→
A line graph which is a whole unbroken line is called a:
→
Tick $(\checkmark)$ the correct answer in the following: $40\%$ of$? = 240.$
→
If $12$ workers can build a wall in $50$ hours, how many workers will be required to do the same work in $40$ hours?
→
The square of $42$ is:
→