Question

which of these is an equation?
a) X+1
b)X-1
c)X-1=0
d) X-1 >0

Answer 1

Step-by-step explanation:

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Answer 2

Answer:

which of these is an equation?

a) X+1

b)X-1

c)X-1=0

d) X-1 >01) Ray diagram for convex lens when the object is

a. At infinity

b. At 2F2

C. At F1

d. Between F1 and optical centre1) Ray diagram for convex lens when the object is

a. At infinity

b. At 2F2

C. At F1

d. Between F1 and optical centre