Statement sum Involing Quadratic Equations
Statement sum Involing Quadratic Equations
Statement sum Involving Quadratic Equations:
Step 1: Translate the word problem into methamatical statement.
Step 2: Then form a Quadratic Equation.
Step 3: Solve the Quadratic Equation.
Step 4: Reject the root that satisfy the conditions of the problem.
Example: The Sum of two numbers is 18 and their product is 45. Find the numbers.
Solution: Let one number = y
Other number = 18- y
According to the question:
Product = 45
y X (18-y) = 45
y= 15 , 3
So One number is 15 and the other number is 3
The product of two numbers is 640. Their difference is 12. Find these numbers. | |||
| Right Option : B | |||
| View Explanation | |||
One side of a rectangle is 3 ft shorter than twice the other side. Find the sides if the perimeter is 24 ft. | |||
| Right Option : A | |||
| View Explanation | |||
A number is multiplied by | |||
| Right Option : B | |||
| View Explanation | |||
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The experience was nice. I studied here for three years and saw a tremendous change in myself. I started liking subjects like English and SST which earlier I ran from. Extra knowledge gave me confidence to overcome competitive exams. One of the best institutes for secondary education.
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8thAbhyas institute is one of the best coaching institute in the vicinity of Ambala cantt.The institute provides good and quality education to the students.The teachers are well experienced and are very helpful in solving the problems. The major advantages of the institute is extra classes for weak...
