Mathematics
For the line 4x - 7y + 6 = 0 if x = 2; the value of y is :
2
-2
1
-1
Graphical Solution
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Answer
Given, \ equation of line 4x - 7y + 6 = 0
Substitute the given value of x (which is 2) into the equation:
⇒ 4 x 2 - 7y + 6 = 0
⇒ 8 - 7y + 6 = 0
⇒ 14 - 7y = 0
⇒ 7y = 14
⇒ y =
⇒ y = 2.
Hence, option 1 is the correct option.
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Statement 2: When the equations of line are of the form x = ± k (a constant), the lines are parallel to y-axis.
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Statement 2: On substituting x = 0 and y = 0; we get a x 0 ± b x 0 = 0.
Both the statements are true.
Both the statements are false.
Statement 1 is true, and statement 2 is false.
Statement 1 is false, and statement 2 is true.