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kirazinchenko0206
@kirazinchenko0206
June 2023
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ПОМОГИТЕ СРОЧНО!!!
№597
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mdasa21
Объяснение:
№
597
1) 16-b²
4²-b²
(4-b)×(4+b)
2) c²-49
c²-7²
(c-7)×(c+7
3) 0,04-a²
1/25-a²
1/25×(1-25a²)
1/25×(1-5a)×(1+5a)
4) x³-4/9
1/9×(9x³-4)
5) 4x²-25
2²x²-5²
(2x)²-5²
(2x-5)×(2x+5)
6) 81c²64d²
9²c² -8²d²
(9c)²-(8d)²
(9c-8d)×(9c+8)
7) 0,09x²-0,25y²
9/100ײ-1/4y²
1/100×(9x²-25y²)
1/100×(3x-5y)×(3x+5y)
8) a²b⁴-c⁶d⁸
a²b²×²-c²×³d²×⁴
a²×(b²)²-(c³)²×(d⁴)²
(ab²)²-(c³d⁴)²
(ab²-c³d⁴)×(ab²+c³d⁴)
9) 2²a²c²-3²x²y²
(2ac)²-(3xy)²
(2ac-3xy)×(2ac+3xy)
10) x²×¹²-y²×¹¹
(x¹²)²-(y¹¹)²
(x¹²-y¹¹)×(x¹²+y¹¹)
11) -1600+a¹²
a¹²-1600
(a⁶-40)×(a⁶+40)
12) a¹⁸-49/64
1/64×(64a¹⁸-49)
1/64×(8a⁹-7)×(8a⁹+7)
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Answers & Comments
Объяснение:
№597
1) 16-b²
4²-b²
(4-b)×(4+b)
2) c²-49
c²-7²
(c-7)×(c+7
3) 0,04-a²
1/25-a²
1/25×(1-25a²)
1/25×(1-5a)×(1+5a)
4) x³-4/9
1/9×(9x³-4)
5) 4x²-25
2²x²-5²
(2x)²-5²
(2x-5)×(2x+5)
6) 81c²64d²
9²c² -8²d²
(9c)²-(8d)²
(9c-8d)×(9c+8)
7) 0,09x²-0,25y²
9/100ײ-1/4y²
1/100×(9x²-25y²)
1/100×(3x-5y)×(3x+5y)
8) a²b⁴-c⁶d⁸
a²b²×²-c²×³d²×⁴
a²×(b²)²-(c³)²×(d⁴)²
(ab²)²-(c³d⁴)²
(ab²-c³d⁴)×(ab²+c³d⁴)
9) 2²a²c²-3²x²y²
(2ac)²-(3xy)²
(2ac-3xy)×(2ac+3xy)
10) x²×¹²-y²×¹¹
(x¹²)²-(y¹¹)²
(x¹²-y¹¹)×(x¹²+y¹¹)
11) -1600+a¹²
a¹²-1600
(a⁶-40)×(a⁶+40)
12) a¹⁸-49/64
1/64×(64a¹⁸-49)
1/64×(8a⁹-7)×(8a⁹+7)