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For realizing a binary half-subtractor having two inputs A and B, the current set of logical expression for the outputs D (A minus B) and X (borrow) are 1. The difference output D = A̅B + AB̅ 2. The borrow output B = AB̅ Which of the above statements is/are correct? 
The Nyquist sampling frequency (in Hz) of a signal given by 6 × 104sinC3(400t) ∗ 106sinC3(100t) is
The perimeter of ΔABC and ΔDEF are 39.6 cm and 26.4 cm, respectively, and ΔABC ~ ΔDEF. What is the ratio of the areas of ΔABC and ΔDEF?
In ΔABC, ∠A = 90° and radius of the in-circle of the ΔABC is 3 cm and BC = 17 cm, then, what is the area (in sq. cm) of the ΔABC?
In a triangle ΔABC, ∠B = 90° and tanA = √3 then what is the value of sinA.cosC + cosA.sinC?
What is the function Y = A + B̅C in Product-of-Sums (POS) form? 
In ΔABC, D and E are the points on sides AB and AC, respectively and DE ∥ BC. BC = 8 cm and DE = 5 cm. If the area of ΔADE = 45 cm2, then what is the area (in cm2) of ΔABC ?
In ΔABC, D and E are points on AB and AC respectively such that DE || BC and DE divides the ΔABC into two parts of equal areas. Then ratio of AD and BD is
D and E are points on side AB and AC of ΔABC. DE is parallel to BC. If AD : DB = 2 : 3 and area of ΔABC is 100 sq cm, what is the area (in sq cm) of quadrilateral BDEC?
In ΔABC, two points D and E are taken on the lines AB and BC respectively in such a way that AC is parallel to DE. Then ΔABC and ΔDBE are :