Question

I. Choose the correct answer from the following questions 3x1=3
1. By applying Euclid's division lemma, 72 and 28 can be expressed as:
a) 28 =(72-16) x 2
b) 72=(28x2) 116
c) 72= (28x2)-16
d) 16-72-(2812)
2. The value of 18+19 is
2) 324
3) 361 c) 703 11713.
3. What is the sum of the first 'n' terms of the A.Pa, ald, a+2d, a+3d ----?
a) [ 2a +(n+1)d]
b) 12a + (11-1) |
c) [ a+(n-1)d]
d) La + (n +D
II. Answer the following question.
2x1=2
4. Write the genersl form of an Arithmatic progression?
5. Write the relationship between the dividend (a), divisor (b), quotient (9)
and the remainder (r).​

Answer 1

Answer:

4.a, a+d, a+2d, a+3d,......... a+(n-1) d