Seudónimo Seudónimo
  • 03-05-2017
  • Mathematics
contestada

Evaluate the expression 2ab3 + 6a3 - 4ab2 when a = 2 and b = 4.

Respuesta :

hadilhauter10
hadilhauter10 hadilhauter10
  • 03-05-2017
2(2)(4)3+6(2)3-4(2)(4)2
   48      +  36  -  64
          74         -  64
                 = 10 




Answer Link
Nadia05
Nadia05 Nadia05
  • 03-05-2017
2(2x4)3 + 6(2)3 - 4(2x4)2
 (4x8)3 + (12)3 - (8x16)2
  (32)3 + (12)3 - (128)2
        96 + 36 - 256
              -124
Answer Link

Otras preguntas

10(-7y-2z)+4z-2(-8z+6y) simple form
help? plssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssss
A knight who learned to move easily in his suit of armor had probably A.used no metal in his armor. B.made the armor very light. C.practiced wearing armor for
Unless otherwise instructed, you may use the periodic table in the Chemistry: question. What is the molar mass of ammonia (NH,)? o 15 g/mol o 17 g/mol 42 g/mol
Which type of credit involves a set limit based on what a consumer pays up front? loans installment credit secured credit cards unsecured credit cards.
Answer the question below
b) Express 0.6363......as a rational number in its lowest term. ​
5. Use the quadratic model y = -4x^2 - 3x + 4 to predict y if x equals 5. A. -89 B. -111 C. -411 D. -51
Why are secondary sources important to the study of history?
Why is personal finance dependent upon your behavior?