Jika x= -4 Y= 5 hitunglah A. X-2 B.3y2 x3 C. X2 + y2 D. 8(x-y)-3 E. 16(x-3 - y-3 Maksh tolong dijawab kak dng jalanya
Matematika
afifahn645
Pertanyaan
Jika x= -4
Y= 5 hitunglah
A. X-2
B.3y2 x3
C. X2 + y2
D. 8(x-y)-3
E. 16(x-3 - y-3
Maksh tolong dijawab kak dng jalanya
Y= 5 hitunglah
A. X-2
B.3y2 x3
C. X2 + y2
D. 8(x-y)-3
E. 16(x-3 - y-3
Maksh tolong dijawab kak dng jalanya
1 Jawaban
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1. Jawaban AkinariAihara
a). x - 2 =-4 - 2 = -6
b). 3y^2x^3
= 3 (5)^2 (-4)^3
= 3×25×-64
= -4800
c). x^2 + y^2
= (-4)^2 + 5^2
= 16 + 25
= 41
d). 8(x - y) - 3
= 8 (-4 - 5) - 3
= 8 (-9) - 3
= -72 - 3
=-75
e). 16(x-3) - y - 3
= 16 (-4 - 3) - 5 -3
= 16 (-7) - 8
= -112 - 8
=-120