1
AP EAPCET 2021 - 19th August Morning Shift
MCQ (Single Correct Answer)
+1
-0

The total number of products formed in the following reaction sequence is

$$\begin{gathered}\mathrm{CH}_3 \mathrm{COCl} \stackrel{\text { (i) }\left(\mathrm{CH}_3\right)_3 \mathrm{Cd}}{\longrightarrow}(P) \\ (P)+\mathrm{CH}_3 \mathrm{CHO} \stackrel{\text { (ii) } \mathrm{NaOH}(a q), \Delta}{\longrightarrow} \text { ? }\end{gathered}$$

A
2
B
4
C
1
D
3
2
AP EAPCET 2021 - 19th August Morning Shift
MCQ (Single Correct Answer)
+1
-0

In the following reaction sequence, identify product ‘Q’ and reagent ‘R’.

AP EAPCET 2021 - 19th August Morning Shift Chemistry - Alcohol, Phenols and Ethers Question 4 English

A
AP EAPCET 2021 - 19th August Morning Shift Chemistry - Alcohol, Phenols and Ethers Question 4 English Option 1
B
AP EAPCET 2021 - 19th August Morning Shift Chemistry - Alcohol, Phenols and Ethers Question 4 English Option 2
C
AP EAPCET 2021 - 19th August Morning Shift Chemistry - Alcohol, Phenols and Ethers Question 4 English Option 3
D
AP EAPCET 2021 - 19th August Morning Shift Chemistry - Alcohol, Phenols and Ethers Question 4 English Option 4
3
AP EAPCET 2021 - 19th August Morning Shift
MCQ (Single Correct Answer)
+1
-0

Let $$f: R \rightarrow R$$ and $$g: R \rightarrow R$$ be defined by $$f(x)=2 x+1$$ and $$g(x)=x^2-2$$ determine $$(g \circ f)(x)$$ is equal to

A
$$2 x^2-3$$
B
$$4 x^2+4 x-1$$
C
$$4 x^2+4 x+1$$
D
$$2 x^2-4$$
4
AP EAPCET 2021 - 19th August Morning Shift
MCQ (Single Correct Answer)
+1
-0

Given, the function $$f(x)=\frac{a^x+a^{-x}}{2},(a>2)$$, then $$f(x+y)+f(x-y)$$ is equal to

A
$$f(x)-f(y)$$
B
$$f(y)$$
C
$$2 f(x) f(y)$$
D
$$f(x) f(y)$$
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