MCQOPTIONS
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MCQOPTIONS
This section includes 108 Mcqs, each offering curated multiple-choice questions to sharpen your Mathematics knowledge and support exam preparation. Choose a topic below to get started.
| 101. |
Identify the terms which give contain \[x\] and give the coefficients of\[x.\] \[{{y}^{2}}x+y\] |
| A. | \[{{y}^{2}},y\] |
| B. | \[x,\,\,1\] |
| C. | \[y,\,\,x\] |
| D. | \[{{y}^{2}}x,\,\,{{y}^{2}}\] |
| Answer» E. | |
| 102. |
Ramu's father is thrice as old as Ramu. If father's age is 45 years, how old is Ramu? |
| A. | 45 years |
| B. | 30 years |
| C. | 15 years |
| D. | 10 years |
| Answer» D. 10 years | |
| 103. |
If sum of the roots is p and the sum of their squares is\[{{\text{q}}^{\text{2}}}\], the equation is |
| A. | \[{{x}^{2}}-px+{{p}^{2}}{{q}^{3}}=0\] |
| B. | \[{{x}^{2}}-px+{{q}^{3}}=0\] |
| C. | \[{{x}^{2}}-px+\frac{{{p}^{2}}-{{q}^{2}}}{2}=0\] |
| D. | none of these |
| Answer» D. none of these | |
| 104. |
The value of k for which x + k is a factor of \[k{{x}^{2}}-2x+k+4\]is |
| A. | \[\frac{-4}{3}\] |
| B. | -5 |
| C. | 2 |
| D. | \[\frac{6}{7}\] |
| Answer» B. -5 | |
| 105. |
Simplify: \[15a-\left[ 8{{a}^{3}}+3{{a}^{2}}-\left\{ 8{{a}^{2}} \right. \right.\left. \left. \left( 4-2a-{{a}^{2}} \right)-5{{a}^{3}} \right\} \right]\] |
| A. | \[-12{{a}^{3}}+5{{a}^{2}}+19a-4\] |
| B. | \[3{{a}^{2}}{{b}^{2}}+5a\] |
| C. | \[5{{a}^{2}}+6{{a}^{2}}+2a+3\] |
| D. | \[3{{x}^{2}}z-3yz+3xy+7z\] |
| Answer» B. \[3{{a}^{2}}{{b}^{2}}+5a\] | |
| 106. |
In the given figure, magnitudes of angles \[a\]and \[b\]are respectively. |
| A. | \[100{}^\circ ,\,\,80{}^\circ \] |
| B. | \[60{}^\circ ,\,\,\text{7}0{}^\circ \] |
| C. | \[40{}^\circ ,\,\,140{}^\circ \] |
| D. | \[50{}^\circ ,\,\,130{}^\circ \] |
| Answer» B. \[60{}^\circ ,\,\,\text{7}0{}^\circ \] | |
| 107. |
Find the value of \[2x-y+z,\] when \[x=1,\] \[y=-2,\] \[z=-1\] |
| A. | 3 |
| B. | 5 |
| C. | 6 |
| D. | 7 |
| Answer» B. 5 | |
| 108. |
The H.C.F. of two expressions is x and their L.C.M. is \[{{x}^{3}}-9x\]. If one of the expression is \[{{x}^{2}}+3x\], then the other expression is |
| A. | \[{{x}^{2}}-3x\] |
| B. | \[{{x}^{3}}-3x\] |
| C. | \[{{x}^{2}}+9x\] |
| D. | \[{{x}^{2}}-9x\] |
| Answer» B. \[{{x}^{3}}-3x\] | |