Question : What should be added to $8(3x-4y)$ to obtain $(18x-18y)$?

Option 1: $6x-14y$

Option 2: $14y+6x$

Option 3: $14y-6x$

Option 4: $6xy$

Question : Which of the following equations has equal roots?

Option 1: $3x^{2}-6x+2=0$

Option 2: $3x^{2}-6x+3=0$

Option 3: $x^{2}-8x+8=0$

Option 4: $4x^{2}-8x+2=0$

Question : $9x^2+25 - 30x$ can be expressed as the square of:

Option 1: $-3x - 5$

Option 2: $3x+5$

Option 3: $3x-5$

Option 4: $3x^2-25$

Question : Simplify: $(3x-2y)(3x+2y)(9x^2+4y^2)$

Option 1: $81x^4+16y^4$

Option 2: $81y^4-16x^4$

Option 3: $81y^4+16x^4$

Option 4: $81x^4-16y^4$

Question : What is the equation of the line whose y-intercept is $-\frac{3}{4}$ and making an angle of $45^{\circ}$ with the positive x-axis?

Option 1: $4x–4y=3$

Option 2: $4x-4y=–3$

Option 3: $3x–3y=4$

Option 4: $3x–3y=–4$

Question : If $6x–5y=13,7x+2y=23$, then $11x+18y=?$

Option 1: –15

Option 2: 51

Option 3: 33

Option 4: 15