Advertisements
Advertisements
Question
Find the product of:
`(-22)/11` and `(-21)/11`
Sum
Advertisements
Solution
Given, `(-22)/11` and `(-21)/11`
∴ Product of rational numbers = `"Product of numerators"/"Product of denominators"`
= `((-22) xx (-21))/(11 xx 11)`
= `462/121`
= `(462 ÷ 11)/(121 ÷ 11)` ...[Dividing numerator and denominator by 11]
= `42/11`
shaalaa.com
Is there an error in this question or solution?
Chapter 8: Rationals Numbers - Exercise [Page 249]
APPEARS IN
RELATED QUESTIONS
Find the value of `(-4)/5÷ (-3)`.
Evaluate:
`3 ÷ 3/5`
Evaluate:
`- 21/16 ÷ ((-7)/8)`
Evaluate:
`3/4 ÷ (-5/12)`
Evaluate:
`(-7)/11 ÷ ((-3)/44)`
Divide:
`0 "by" 7/(-9)`
By what number should `(-8)/13` be multiplied to get 16?
Which of the following rational numbers is equal to its reciprocal?
`0 ÷ ((-5)/6)` = ______.
Simplify:
`13/11 xx (-14)/5 + 13/11 xx (-7)/5 + (-13)/11 xx 34/5`
