Question

a=9,d=-50 first term and common difference find the four terms and the formula​

Answer 1

Answer:

four terms are 9 , 59, 109 , 159.

formula is a+(n-1)d

Answer 2

Given:-

a=9

d=-50

$\orange{\boxed{\green{\underline{\red{\mathrm{Solution:-}}}}}}$

Here,

we know we have to find only about first 4 terms,

so,

→an=a+(n-1)d--is the formula

a1=a

=>9

a2=a+d

=>9+(-50)=-41

a3=a+2d

=>9+(2×-50)=-91

a4=a+3d

=>9+(3×-50)=-141

These are till 4 Terms↑