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In the line (y=10x+4), by how much does (y) increase when (x) increases by (1)?
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Answer and explanation
Correct answer: 10
The slope of the line y=10x+4 is 10. The slope tells how much y changes when x increases by 1 unit. Therefore, y increases by 10. The number 4 is the y-intercept, not the increase in y. Exam tip: In y=mx+c, the change in y for a unit change in x is m.
Frequently asked questions
What is the correct answer to this question?
10
Why is this the correct answer?
The slope of the line y=10x+4 is 10. The slope tells how much y changes when x increases by 1 unit. Therefore, y increases by 10. The number 4 is the y-intercept, not the increase in y. Exam tip: In y=mx+c, the change in y for a unit change in x is m.
Which subject and chapter does this question cover?
This is a Class 9 Mathematics question. Chapter: Introduction to Polynomials. Topic: Slope and y-intercept.
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