Foundation level IV JEE Mock Test 9 (Maths)

The equation y = 3x + 5 has _____.

• A unique solution

• Only two solutions

• Three solutions

• Infinitely many solutions

The solution of equation x-2y = 4 is:

• (0,2)

• (2,0)

• (4,0)

• (1,1)

Find the value of k, if x = 1, y = 2 is a solution of the equation 2x + 3y = k.

• 5

• 6

• 7

• 8

Point (3, 4) lies on the graph of the equation 3y = kx + 7. The value of k is:

• 4/3

• 5/3

• 3

• 7/3

Any point on line x = y is of the form:

• (k, -k)

• (0, k)

• (k, 0)

• (k, k)

The graph of x = 3 is a line:

• Parallel to the x-axis at a distance of 3 units from the origin

• Parallel to the y-axis at a distance of 3 units from the origin

• Makes an intercept 3 on the x-axis

• Makes an intercept 3 on the y-axis

If x and y are both positive solutions of equation ax+by+c=0, always lie in the:

• First quadrant

• Second quadrant

• Third quadrant

• Fourth quadrant

A linear equation in two variables is of the form ax + by + c = 0, where

• a = 0, c = 0

• (b) a ≠ 0, b = 0

• a = 0, b ≠ 0

• a ≠ 0, b ≠ 0

Any point on the x-axis is of the form

• (x, y)

• (0, y)

• (x, 0)

• (x, x)

Any point on the y-axis is of the form

• (y, y)

• (0, y)

• (x, y)

• (x, 0)