Seventy divided by one more than the sum of nine and ten
Answers
Answered by
4
Answer:
The linear magnification of the concave lens is -1,when object is kept at
a)At infinity
b)At focus
c)At 2F1
d) between F1 and2F1
Answered by
2
Step-by-step explanation:
One more than sum of 9 and 10= 9+10=19+1=20
70÷20= Quotient=3 Remainder=10
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