Sederhanakanlah hasil operasi bilangan berpangkat berikut dalam kurung min 5 pangkat 2 tutup kurung pangkat 6 * 25 pangkat 2 per 125

2akar 6




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Toni = 2/9x108=24
joni = 3/9x108=36
made = 4/9x108 = 48

G(x) = x^2 + px + q

a) g(3) = 3^2 + p(3) + q = -3
=> 9 + 3p + q = -3
=> 3p + q = -12
=> q = -12 - 3p

g(-1) = (-1)^2 + p(-1) + q = 6
=> 1 - p - 12 - 3p = 6
=> -4p - 11 = 6
=> -4p = 17
=> p = -17/4

q = -12 - 3p = -12 - 3(-17/4) = -48/4 + 51/4 = 3/4

b) f(x) = x^2 - 17/4 x + 3/4

c) g(-5) = (-5)^2 - 17/4 (-5) + 3/4
= 25 + 85/4 + 3/4
= 25 + 88/4
= 25 + 22
= 47

D1 = 48cm        d1 = 14cm
l belah ketupat = 48 + 14        62
                            =    =  31cm²
                                  2              2
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