Question

if a=-1 and b=8 then find the value of 1)4ba-5 2)10-6ab​

Answer 1

Step-by-step explanation:

a = -1

b = 8

4ba == 4 * 8 * -1 == -32. -32 -5 == -37

10-6ab == 10- 6( -1 * 8) === 10- 6(-8) === 10-(-48) == 10+48 == 58

Answer 2

Answer:

4ba-5 = -37

10-6ab= 58

Step-by-step explanation:

a= -1 and b = 8

1)

$4ba-5\\=(4 \times 8 \times -1) -5\\=-32-5\\=-37$

2)

$10-6ab\\=10-(6 \times -1 \times 8)\\=10+48\\=58$