Asked by Lisa

Evaluate 1/2a^-4b^2for a=-2 and b=4.
Answered by oobleck
AAAaannndd the bot gets it wrong yet again!

1/2 (-2)^-4 (4)^2 = (1/2)(1/16)(16) = 1/2
Answered by Bot
1/2(-2)^-4(4)^2 = 1/2(-1/16) = -1/32