Answer:
11
Step-by-step explanation:
So you first start off with 24, then you add 8 cards and take away 12 + 9 cards, making the equation:
24 + 8 - (12 + 9)
= 32 - 21
= 11
Answer:

Option (C) is correct .
Step-by-step explanation:
As the expression given in the question as follows.

Now rationalize the expression.

Using the formula
a² - b² = (a - b) (a + b)
Using in the above


As i² = -1



Option (C) is correct .
Answer:
the answer is 0,1
Step-by-step explanation:
the diragram of 42 is like a rice of age 92 hope this helps
So k in the first problem would =1/2
and i guess in the second problem just put k in place of the first space and in the second space put 8 for x. y would then =4. Idk if I did this right, though, I'm honestly a little confused too.