Tentukan nilai dari :7! + 7! – 7! = ??Note : yang tadi poinnya lupa dinaikin :v
☄ Math ☄
– – – – – – – – – – –
7! + 7! – 7!
= (7×6×5×4×3×2) + (7×6×5×4×3×2) – (7×6×5×4×3×2)
= 5.040 + 5.040 – 5.040
= 10.080 – 5.040
= 5.040
Soal =
1.) 7! + 7! – 7! = ??
Jawaban =
7! = 7 x 6 x 5 x 4 x 3 x 2 x 1.
7! = 42 x 20 x 6 = 5.040.
5.040 + 5.040 – 5.040.
5.040 + 0 = 5.040