Sign In
Ask Question
Mathematics
Jadon Horne
26 July, 04:45
How to solve 497*505 using suitable identities
+5
Answers (
1
)
Jamal Massey
26 July, 07:29
0
Step-by-step explanation:
497 = 500 - 3
505 = 500 + 5
(x + a) (x + b) = x² + (a + b) x + ab
x = 500; a = - 3; b = + 5
(500 - 3) (500 + 5) = (500) ² + (-3 + 5) 500 + (-3) * 5
= 250000 + (2) * 500 + (-15)
=250000 + 1000 - 15
= 250985
Comment
Complaint
Link
Know the Answer?
Answer
Not Sure About the Answer?
Get an answer to your question ✅
“How to solve 497*505 using suitable identities ...”
in 📙 Mathematics if there is no answer or all answers are wrong, use a search bar and try to find the answer among similar questions.
Search for Other Answers
You Might be Interested in
deon earned a total of $61 from selling jewelry at a fair. He earned $5 for selling one necklace. He also earned $8 for each bracelet he sold. How many bracelets did he sell?
Answers (1)
Multiply the hours of labor by $55, then add $80. if c = cost in dollars and h = hours of labor, which equation expresses the rule above?
Answers (1)
What is the square root of negative 40
Answers (1)
The total length of 4 blue banners an 5 yellow banners is 49 meters. the total length of 2 blue banners an 1 yellow banner is 17 meters. find the length of the blue banner
Answers (2)
If you had 30/57s of a cookie how much would each person get if there is 4 people
Answers (1)
New Questions in Mathematics
What are the x intercepts of the graph of the function f (x) = x2+4x-12
Answers (1)
Evaluate xtosecond power divided by 12 minus x for x=6
Answers (2)
If matrix A is a 6 * 5 matrix, which order of matrix can be multiplied by matrix A?
Answers (1)
Which term describes a fraction that has a variable or variable expression in its numerator, its denominator, or both? A. Variable expression B. Rational expression C. Rational Fraction D. Variable Fraction
Answers (1)
Does this have one solution, no solution or infinite solutions? 5 (x-3) + 1=5x-14
Answers (1)
Home
»
Mathematics
» How to solve 497*505 using suitable identities
Sign In
Sign Up
Forgot Password?