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Find the value of a and b so that the following function is continuous everywhere.
x + 1 , x < -1
f(x)=∫ax + 2b ,-1 ≦ x < 2
4x , 2 ≦ x
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Let
ax + 3 , x < 2
f(x)=∫x平方 + 2x + 7 , x > 2
b , x = 2
be a continupus function on all real numbers,then ab = ?
先謝過各位大大了 m(__ __)m
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