PLEASE HELP NEED AS SOON AS POSSIBLE PLEASE:)
an = a1 + (n – 1) d
therefore a1 = an – (n – 1) d
a1 = 1001 – [ (50 – 1) • 6 ]
a1 = 1001 – [ 49 • 6 ] = 1001 – 294
a1 = 707
a2 = 707 + 6
a2 = 713
.