State whether the following statements are True or False. Give reason in support of your answer:
a) Which term of the A.P. 20, is the first negative term ?
(b) of the functions x = 5 + 3t2, y = log t is 6.
c) The rule f shown in the following figure is a function.
d) Measurement of blood group comes under ordinal scale of measurement.
e) Pie diagram/chart is used when the change in the values of the components of one variable is important.
(a) True
a = 20
d = 1/2
as ,
an = a + (n-1) d
-1/2 = 20 + (n-1) \times1/2
(n-1) = 2 (-1-40/2)
n-1 =
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a) Which term of the A.P. 20, is the first negative term ?
(b) of the functions x = 5 + 3t2, y = log t is 6.
c) The rule f shown in the following figure is a function.
d) Measurement of blood group comes under ordinal scale of measurement.
e) Pie diagram/chart is used when the change in the values of the components of one variable is important.
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