Pasos
3(3−1)
Usa la propiedad distributiva para multiplicar 3 por 3−1.
(3)2−3
El cuadrado de 3 es 3.
3−3
B
Pasos
5(10+2)
Usa la propiedad distributiva para multiplicar 5 por 10+2.
510+52
Factorice 10=5×2. Vuelva a escribir la raíz cuadrada del producto 5×2 como el producto de las raíces cuadradas 52.
552+52
Multiplica 5 y 5 para obtener 5.
52+52
Para multiplicar 5 y 2, multiplique los números bajo la raíz cuadrada.
52+10
Answer:
68.4
Step-by-step explanation:
Divide 342 by 5
40 x 0.08875 = 3.55
40 + 3.55 = 43.55
the sum is $43.55
The answer is: reduction
Explanation: since there are prime number markings on the smaller shape, that is the second version. In other words, the bigger shape was the original because there are no prime markings (‘) on it and to turn into the smaller shape, it had to shrink (reduce)