Question Answer : Square and Cube Root-HINDI

Q.1	यदि $(\sqrt{a} + \sqrt{b}) = 17$ तथा $(\sqrt{a} - \sqrt{b}) = 1$ हो तो $\sqrt{a b}$ का मान क्या है? A. 17 B. 18 C. 72 D. इनमे से कोई नहीं Answer : Option C Discussion Answer : Option C Error Report!! View Answer Discuss on Question Error In Question
Q.2	यदि $a = \frac{\sqrt{3} - \sqrt{2}}{\sqrt{3} + \sqrt{2}}$ हो तो $a + \frac{1}{a}$ का मान क्या है? A. 4 B. 6 C. 9 D. 10 Answer : Option D Discussion Answer : Option D Error Report!! View Answer Discuss on Question Error In Question
Q.3	दो संख्याओं के वर्गों का अंतर 2560 है तथा संख्याओं का योग 160 है. वे संख्याएँ कौनसी हैं? A. 82,66 B. 88,72 C. 92,68 D. 45,22 Answer : Option B Discussion Answer : Option B Error Report!! View Answer Discuss on Question Error In Question
Q.4	$\frac{1331}{1000}$ का घनमूल ज्ञात कीजिए? A. $1 \frac{1}{10}$ B. $1 \frac{1}{11}$ C. $\frac{13}{10}$ D. $1 \frac{7}{11}$ Answer : Option A Discussion Answer : Option A Error Report!! View Answer Discuss on Question Error In Question
Q.5	24342,19632,12623,12167 में पूर्ण घन संख्या ज्ञात कीजिए? A. 24342 B. 19632 C. 12623 D. 12167 Answer : Option D Discussion Answer : Option D Error Report!! View Answer Discuss on Question Error In Question
Q.6	वह छोटी से छोटी संख्या बताइए, जिसको 2 से गुणा करने पर पूर्ण घन बन जाये? A. 3 B. 8 C. 4 D. 5 Answer : Option C Discussion Answer : Option C Error Report!! View Answer Discuss on Question Error In Question
Q.7	$21 \frac{15}{289}$ के वर्गमूल को पूर्ण संख्या बनाने के लिए उसमें से जो सबसे छोटी संख्या घटानी है, वह क्या है? A. $\frac{15}{289}$ B. $\frac{7}{17}$ C. $\frac{10}{17}$ D. $\frac{5}{17}$ Answer : Option C Discussion Answer : Option C Error Report!! View Answer Discuss on Question Error In Question
Q.8	$\sqrt{4225} - \sqrt{1225} + 6 = \sqrt{?}$ A. 1156 B. 1296 C. 1444 D. 1600 Answer : Option B Discussion Answer : Option B Error Report!! View Answer Discuss on Question Error In Question
Q.9	$\frac{2592}{\sqrt{?}} = 324$ A. 144 B. 64 C. 16 D. 8 Answer : Option B Discussion Answer : Option B Error Report!! View Answer Discuss on Question Error In Question
Q.10	$\frac{\sqrt{4875}}{\sqrt{7}} = ?$ A. 24.75 B. 27.25 C. 25 D. 35 Answer : Option C Discussion Answer : Option C Error Report!! View Answer Discuss on Question Error In Question
Q.11	$\frac{\sqrt{288}}{\sqrt{128}} = ?$ A. $\frac{\sqrt{3}}{2}$ B. $\frac{3}{\sqrt{2}}$ C. $\frac{3}{2}$ D. $\sqrt{\frac{3}{2}}$ Answer : Option C Discussion Answer : Option C Error Report!! View Answer Discuss on Question Error In Question
Q.12	$\sqrt{15612 + \sqrt{154 + \sqrt{225}}} = ?$ A. 135 B. 155 C. 105 D. 125 Answer : Option D Discussion Answer : Option D Error Report!! View Answer Discuss on Question Error In Question
Q.13	यदि $\sqrt{1 + \frac{x}{144}} = \frac{13}{12}$ हो तो $x = ?$ A. 1 B. 12 C. 13 D. 25 Answer : Option D Discussion Answer : Option D Error Report!! View Answer Discuss on Question Error In Question
Q.14	यदि $\sqrt{1 + \frac{x}{169}} = \frac{14}{13}$ हो तो $x = ?$ A. 1 B. 13 C. 27 D. इनमे से कोई नहीं Answer : Option C Discussion Answer : Option C Error Report!! View Answer Discuss on Question Error In Question
Q.15	$(\frac{\sqrt{80} - \sqrt{112}}{\sqrt{45} - \sqrt{63}}) = ?$ A. $\frac{3}{4}$ B. $1 \frac{1}{3}$ C. $1 \frac{7}{9}$ D. $1 \frac{3}{4}$ Answer : Option B Discussion Answer : Option B Error Report!! View Answer Discuss on Question Error In Question
Q.16	$(\sqrt{\frac{225}{729}} - \sqrt{\frac{25}{144}}) \div \sqrt{\frac{16}{81}} = ?$ A. $\frac{1}{48}$ B. $\frac{5}{48}$ C. $\frac{5}{16}$ D. इनमे से कोई नहीं Answer : Option C Discussion Answer : Option C Error Report!! View Answer Discuss on Question Error In Question
Q.17	$\sqrt{4 + \sqrt{44 + \sqrt{10000}}} = ?$ A. 15 B. 4 C. 8 D. 12 Answer : Option B Discussion Answer : Option B Error Report!! View Answer Discuss on Question Error In Question
Q.18	यदि $\sqrt{15} = 3.88$ हो तो $\sqrt{\frac{5}{3}} = ?$ A. 1.29 B. 1.2934 C. $1.29 \bar{3}$ D. 1.295 Answer : Option C Discussion Answer : Option C Error Report!! View Answer Discuss on Question Error In Question
Q.19	यदि $\sqrt{6} = 2.45$ हो तो $\frac{\sqrt{2}}{3 \sqrt{3}} = ?$ A. .271 B. .272 C. $.27 \bar{2}$ D. इनमे से कोई नहीं Answer : Option D Discussion Answer : Option D Error Report!! View Answer Discuss on Question Error In Question
Q.20	यदि $\frac{\sqrt{x + 1} + \sqrt{x - 1}}{\sqrt{x + 1} - \sqrt{x - 1}} = 3$ हो तो A. $\frac{3}{5}$ B. $\frac{4}{5}$ C. $\frac{5}{3}$ D. 3 Answer : Option C Discussion Answer : Option C Error Report!! View Answer Discuss on Question Error In Question

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