11. By studying the pattern given below, evaluate the following:a)1 + 2 = 2×3/21+2+3+…………100b)1+2+3=3×4/2 2+3+……………100c) 1+2+3+4+=4+5/2 30+31+32……………+50 About the author Kaylee
Step-by-step explanation:
Step-by-step explanation:
eheeehheehehehdhsggsgshshsbsnsshfgdhgegegvdvsgjxhdmg