Two binary operations \(\ast\) and \(\oplus\) are defines as m \(\ast\) n = mn - n - 1 and m \(\oplus\) n = mn + n - 2 for all real numbers m, n.

Find the value of 3 \(\oplus\) (4 \(\ast\) 5)

a

60

b

57

c

54

d

42

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Explanation

Correct Option
c

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Discussions (12)

Josep
10 years ago

The question was very very wrong

Itunuokunade
3 months ago

no it correct it is 54

Myschool Kelly
9 years ago

Thanks for your observation. The question has been modified

damzi008
1 year ago

it is 50 instead of 5

Korede2002
7 years ago

The question is still wrong!

regony600
9 years ago

You guys should correct this question na

TheGuru
3 years ago

Correct this question please 😭

Henry1472
4 months ago

it is meant to be 45

radianceschools1
3 months ago

it a wrong question :(

Reh
2 years ago

It's 50 in the question but its 5 in the explanation

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