4+21+13+8+1=
A1
B2
C3
D4
Answer:
Related Questions:
(17)3.5×(17)?=178(17)^{3.5} \times (17)^? = 17^8(17)3.5×(17)?=178
ab×b2a2×a=?\frac{\sqrt{a}}{b}\times\frac{b^2}{a^2}\times{\sqrt{a}}=?ba×a2b2×a=?
